Home / 35,733.60-49,316.40-20,630.25

Finding the Fourth Proportional to 35,733.60, 49,316.40 and 20,630.25

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Solution

The fourth proportional to 35,733.60, 49,316.40 and 20,630.25 is: 28,472.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,733.60 : 49,316.40 = 20,630.25 : x
  2. Step 2: Convert to fraction form
    35,733.60/49,316.40 = 20,630.25/x
  3. Step 3: Cross multiply
    35,733.60x = 49,316.40 × 20,630.25
  4. Step 4: Simplify right side
    35,733.60x = 1,017,409,661.10
  5. Step 5: Solve for x
    x = 1,017,409,661.10/35,733.60
  6. Step 6: Final answer
    x = 28,472.07

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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.