Home / 35,585.19-49,106.25-20,480.22

Finding the Fourth Proportional to 35,585.19, 49,106.25 and 20,480.22

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Solution

The fourth proportional to 35,585.19, 49,106.25 and 20,480.22 is: 28,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.19 : 49,106.25 = 20,480.22 : x
  2. Step 2: Convert to fraction form
    35,585.19/49,106.25 = 20,480.22/x
  3. Step 3: Cross multiply
    35,585.19x = 49,106.25 × 20,480.22
  4. Step 4: Simplify right side
    35,585.19x = 1,005,706,803.38
  5. Step 5: Solve for x
    x = 1,005,706,803.38/35,585.19
  6. Step 6: Final answer
    x = 28,261.95

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Half scale
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Double scale
Find fourth proportional to 35,586.19, 49,107.63 and 20,481.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.