Home / 15,117.28-22,561.59-14,723.62

Finding the Fourth Proportional to 15,117.28, 22,561.59 and 14,723.62

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Solution

The fourth proportional to 15,117.28, 22,561.59 and 14,723.62 is: 21,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,117.28 : 22,561.59 = 14,723.62 : x
  2. Step 2: Convert to fraction form
    15,117.28/22,561.59 = 14,723.62/x
  3. Step 3: Cross multiply
    15,117.28x = 22,561.59 × 14,723.62
  4. Step 4: Simplify right side
    15,117.28x = 332,188,320.65
  5. Step 5: Solve for x
    x = 332,188,320.65/15,117.28
  6. Step 6: Final answer
    x = 21,974.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.