Home / 40,729.92-61,086.08-14,435.52

Finding the Fourth Proportional to 40,729.92, 61,086.08 and 14,435.52

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Solution

The fourth proportional to 40,729.92, 61,086.08 and 14,435.52 is: 21,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,729.92 : 61,086.08 = 14,435.52 : x
  2. Step 2: Convert to fraction form
    40,729.92/61,086.08 = 14,435.52/x
  3. Step 3: Cross multiply
    40,729.92x = 61,086.08 × 14,435.52
  4. Step 4: Simplify right side
    40,729.92x = 881,809,329.56
  5. Step 5: Solve for x
    x = 881,809,329.56/40,729.92
  6. Step 6: Final answer
    x = 21,650.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.