Home / 15,288.72-22,926.26-5,294.40

Finding the Fourth Proportional to 15,288.72, 22,926.26 and 5,294.40

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Solution

The fourth proportional to 15,288.72, 22,926.26 and 5,294.40 is: 7,939.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.72 : 22,926.26 = 5,294.40 : x
  2. Step 2: Convert to fraction form
    15,288.72/22,926.26 = 5,294.40/x
  3. Step 3: Cross multiply
    15,288.72x = 22,926.26 × 5,294.40
  4. Step 4: Simplify right side
    15,288.72x = 121,380,790.94
  5. Step 5: Solve for x
    x = 121,380,790.94/15,288.72
  6. Step 6: Final answer
    x = 7,939.24

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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.