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Finding the Fourth Proportional to 15,053.91, 22,569.93 and 6,291.33

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Solution

The fourth proportional to 15,053.91, 22,569.93 and 6,291.33 is: 9,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053.91 : 22,569.93 = 6,291.33 : x
  2. Step 2: Convert to fraction form
    15,053.91/22,569.93 = 6,291.33/x
  3. Step 3: Cross multiply
    15,053.91x = 22,569.93 × 6,291.33
  4. Step 4: Simplify right side
    15,053.91x = 141,994,877.71
  5. Step 5: Solve for x
    x = 141,994,877.71/15,053.91
  6. Step 6: Final answer
    x = 9,432.43

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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.