Home / 55,372.20-83,071.02-15,929.64

Finding the Fourth Proportional to 55,372.20, 83,071.02 and 15,929.64

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Solution

The fourth proportional to 55,372.20, 83,071.02 and 15,929.64 is: 23,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,372.20 : 83,071.02 = 15,929.64 : x
  2. Step 2: Convert to fraction form
    55,372.20/83,071.02 = 15,929.64/x
  3. Step 3: Cross multiply
    55,372.20x = 83,071.02 × 15,929.64
  4. Step 4: Simplify right side
    55,372.20x = 1,323,291,443.03
  5. Step 5: Solve for x
    x = 1,323,291,443.03/55,372.20
  6. Step 6: Final answer
    x = 23,898.12

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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.