Home / 15,572.79-23,359.19-3,886.01

Finding the Fourth Proportional to 15,572.79, 23,359.19 and 3,886.01

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Solution

The fourth proportional to 15,572.79, 23,359.19 and 3,886.01 is: 5,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572.79 : 23,359.19 = 3,886.01 : x
  2. Step 2: Convert to fraction form
    15,572.79/23,359.19 = 3,886.01/x
  3. Step 3: Cross multiply
    15,572.79x = 23,359.19 × 3,886.01
  4. Step 4: Simplify right side
    15,572.79x = 90,773,997.30
  5. Step 5: Solve for x
    x = 90,773,997.30/15,572.79
  6. Step 6: Final answer
    x = 5,829.01

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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.