Home / 19,011.76-28,508.13-5,862.43

Finding the Fourth Proportional to 19,011.76, 28,508.13 and 5,862.43

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Solution

The fourth proportional to 19,011.76, 28,508.13 and 5,862.43 is: 8,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.76 : 28,508.13 = 5,862.43 : x
  2. Step 2: Convert to fraction form
    19,011.76/28,508.13 = 5,862.43/x
  3. Step 3: Cross multiply
    19,011.76x = 28,508.13 × 5,862.43
  4. Step 4: Simplify right side
    19,011.76x = 167,126,752.03
  5. Step 5: Solve for x
    x = 167,126,752.03/19,011.76
  6. Step 6: Final answer
    x = 8,790.70

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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.