Home / 15,016.45-22,535.90-5,665.69

Finding the Fourth Proportional to 15,016.45, 22,535.90 and 5,665.69

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Solution

The fourth proportional to 15,016.45, 22,535.90 and 5,665.69 is: 8,502.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016.45 : 22,535.90 = 5,665.69 : x
  2. Step 2: Convert to fraction form
    15,016.45/22,535.90 = 5,665.69/x
  3. Step 3: Cross multiply
    15,016.45x = 22,535.90 × 5,665.69
  4. Step 4: Simplify right side
    15,016.45x = 127,681,394.94
  5. Step 5: Solve for x
    x = 127,681,394.94/15,016.45
  6. Step 6: Final answer
    x = 8,502.77

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1.5x scale

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.