Home / 42,389.24-63,585.08-11,224.52

Finding the Fourth Proportional to 42,389.24, 63,585.08 and 11,224.52

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Solution

The fourth proportional to 42,389.24, 63,585.08 and 11,224.52 is: 16,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,389.24 : 63,585.08 = 11,224.52 : x
  2. Step 2: Convert to fraction form
    42,389.24/63,585.08 = 11,224.52/x
  3. Step 3: Cross multiply
    42,389.24x = 63,585.08 × 11,224.52
  4. Step 4: Simplify right side
    42,389.24x = 713,712,002.16
  5. Step 5: Solve for x
    x = 713,712,002.16/42,389.24
  6. Step 6: Final answer
    x = 16,837.10

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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.