Home / 40,491.29-55,841.60-25,385.60

Finding the Fourth Proportional to 40,491.29, 55,841.60 and 25,385.60

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Solution

The fourth proportional to 40,491.29, 55,841.60 and 25,385.60 is: 35,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,491.29 : 55,841.60 = 25,385.60 : x
  2. Step 2: Convert to fraction form
    40,491.29/55,841.60 = 25,385.60/x
  3. Step 3: Cross multiply
    40,491.29x = 55,841.60 × 25,385.60
  4. Step 4: Simplify right side
    40,491.29x = 1,417,572,724.03
  5. Step 5: Solve for x
    x = 1,417,572,724.03/40,491.29
  6. Step 6: Final answer
    x = 35,009.32

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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.