Home / 25,386.97-35,035.74-14,776.60

Finding the Fourth Proportional to 25,386.97, 35,035.74 and 14,776.60

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Solution

The fourth proportional to 25,386.97, 35,035.74 and 14,776.60 is: 20,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386.97 : 35,035.74 = 14,776.60 : x
  2. Step 2: Convert to fraction form
    25,386.97/35,035.74 = 14,776.60/x
  3. Step 3: Cross multiply
    25,386.97x = 35,035.74 × 14,776.60
  4. Step 4: Simplify right side
    25,386.97x = 517,709,192.32
  5. Step 5: Solve for x
    x = 517,709,192.32/25,386.97
  6. Step 6: Final answer
    x = 20,392.71

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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.