Home / 39,753.02-54,838.95-30,305.18

Finding the Fourth Proportional to 39,753.02, 54,838.95 and 30,305.18

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Solution

The fourth proportional to 39,753.02, 54,838.95 and 30,305.18 is: 41,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753.02 : 54,838.95 = 30,305.18 : x
  2. Step 2: Convert to fraction form
    39,753.02/54,838.95 = 30,305.18/x
  3. Step 3: Cross multiply
    39,753.02x = 54,838.95 × 30,305.18
  4. Step 4: Simplify right side
    39,753.02x = 1,661,904,250.76
  5. Step 5: Solve for x
    x = 1,661,904,250.76/39,753.02
  6. Step 6: Final answer
    x = 41,805.74

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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.