Home / 15,152.58-22,738.65-6,387.54

Finding the Fourth Proportional to 15,152.58, 22,738.65 and 6,387.54

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Solution

The fourth proportional to 15,152.58, 22,738.65 and 6,387.54 is: 9,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.58 : 22,738.65 = 6,387.54 : x
  2. Step 2: Convert to fraction form
    15,152.58/22,738.65 = 6,387.54/x
  3. Step 3: Cross multiply
    15,152.58x = 22,738.65 × 6,387.54
  4. Step 4: Simplify right side
    15,152.58x = 145,244,036.42
  5. Step 5: Solve for x
    x = 145,244,036.42/15,152.58
  6. Step 6: Final answer
    x = 9,585.43

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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.