Home / 29,033.71-43,565.55-12,389.26

Finding the Fourth Proportional to 29,033.71, 43,565.55 and 12,389.26

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Solution

The fourth proportional to 29,033.71, 43,565.55 and 12,389.26 is: 18,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,033.71 : 43,565.55 = 12,389.26 : x
  2. Step 2: Convert to fraction form
    29,033.71/43,565.55 = 12,389.26/x
  3. Step 3: Cross multiply
    29,033.71x = 43,565.55 × 12,389.26
  4. Step 4: Simplify right side
    29,033.71x = 539,744,925.99
  5. Step 5: Solve for x
    x = 539,744,925.99/29,033.71
  6. Step 6: Final answer
    x = 18,590.28

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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.