Home / 24,855.12-34,288.89-14,778.07

Finding the Fourth Proportional to 24,855.12, 34,288.89 and 14,778.07

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Solution

The fourth proportional to 24,855.12, 34,288.89 and 14,778.07 is: 20,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,855.12 : 34,288.89 = 14,778.07 : x
  2. Step 2: Convert to fraction form
    24,855.12/34,288.89 = 14,778.07/x
  3. Step 3: Cross multiply
    24,855.12x = 34,288.89 × 14,778.07
  4. Step 4: Simplify right side
    24,855.12x = 506,723,616.64
  5. Step 5: Solve for x
    x = 506,723,616.64/24,855.12
  6. Step 6: Final answer
    x = 20,387.09

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1.5x scale

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.