Home / 25,136.18-34,686.52-13,807.16

Finding the Fourth Proportional to 25,136.18, 34,686.52 and 13,807.16

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Solution

The fourth proportional to 25,136.18, 34,686.52 and 13,807.16 is: 19,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.18 : 34,686.52 = 13,807.16 : x
  2. Step 2: Convert to fraction form
    25,136.18/34,686.52 = 13,807.16/x
  3. Step 3: Cross multiply
    25,136.18x = 34,686.52 × 13,807.16
  4. Step 4: Simplify right side
    25,136.18x = 478,922,331.48
  5. Step 5: Solve for x
    x = 478,922,331.48/25,136.18
  6. Step 6: Final answer
    x = 19,053.11

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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.