Home / 19,011.68-28,515.29-5,862.92

Finding the Fourth Proportional to 19,011.68, 28,515.29 and 5,862.92

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Solution

The fourth proportional to 19,011.68, 28,515.29 and 5,862.92 is: 8,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.68 : 28,515.29 = 5,862.92 : x
  2. Step 2: Convert to fraction form
    19,011.68/28,515.29 = 5,862.92/x
  3. Step 3: Cross multiply
    19,011.68x = 28,515.29 × 5,862.92
  4. Step 4: Simplify right side
    19,011.68x = 167,182,692.16
  5. Step 5: Solve for x
    x = 167,182,692.16/19,011.68
  6. Step 6: Final answer
    x = 8,793.69

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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.