Home / 15,279.91-22,923.50-5,920.15

Finding the Fourth Proportional to 15,279.91, 22,923.50 and 5,920.15

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Solution

The fourth proportional to 15,279.91, 22,923.50 and 5,920.15 is: 8,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,279.91 : 22,923.50 = 5,920.15 : x
  2. Step 2: Convert to fraction form
    15,279.91/22,923.50 = 5,920.15/x
  3. Step 3: Cross multiply
    15,279.91x = 22,923.50 × 5,920.15
  4. Step 4: Simplify right side
    15,279.91x = 135,710,558.53
  5. Step 5: Solve for x
    x = 135,710,558.53/15,279.91
  6. Step 6: Final answer
    x = 8,881.63

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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.