Home / 14,165.59-19,545.01-8,857.75

Finding the Fourth Proportional to 14,165.59, 19,545.01 and 8,857.75

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Solution

The fourth proportional to 14,165.59, 19,545.01 and 8,857.75 is: 12,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.59 : 19,545.01 = 8,857.75 : x
  2. Step 2: Convert to fraction form
    14,165.59/19,545.01 = 8,857.75/x
  3. Step 3: Cross multiply
    14,165.59x = 19,545.01 × 8,857.75
  4. Step 4: Simplify right side
    14,165.59x = 173,124,812.33
  5. Step 5: Solve for x
    x = 173,124,812.33/14,165.59
  6. Step 6: Final answer
    x = 12,221.50

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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.