Home / 14,329.80-21,502.55-5,565.06

Finding the Fourth Proportional to 14,329.80, 21,502.55 and 5,565.06

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Solution

The fourth proportional to 14,329.80, 21,502.55 and 5,565.06 is: 8,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.80 : 21,502.55 = 5,565.06 : x
  2. Step 2: Convert to fraction form
    14,329.80/21,502.55 = 5,565.06/x
  3. Step 3: Cross multiply
    14,329.80x = 21,502.55 × 5,565.06
  4. Step 4: Simplify right side
    14,329.80x = 119,662,953.08
  5. Step 5: Solve for x
    x = 119,662,953.08/14,329.80
  6. Step 6: Final answer
    x = 8,350.64

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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.