Home / 19,125.49-28,687.12-8,592.79

Finding the Fourth Proportional to 19,125.49, 28,687.12 and 8,592.79

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Solution

The fourth proportional to 19,125.49, 28,687.12 and 8,592.79 is: 12,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.49 : 28,687.12 = 8,592.79 : x
  2. Step 2: Convert to fraction form
    19,125.49/28,687.12 = 8,592.79/x
  3. Step 3: Cross multiply
    19,125.49x = 28,687.12 × 8,592.79
  4. Step 4: Simplify right side
    19,125.49x = 246,502,397.86
  5. Step 5: Solve for x
    x = 246,502,397.86/19,125.49
  6. Step 6: Final answer
    x = 12,888.68

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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.