Home / 19,301.68-28,932.90-7,598.80

Finding the Fourth Proportional to 19,301.68, 28,932.90 and 7,598.80

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Solution

The fourth proportional to 19,301.68, 28,932.90 and 7,598.80 is: 11,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.68 : 28,932.90 = 7,598.80 : x
  2. Step 2: Convert to fraction form
    19,301.68/28,932.90 = 7,598.80/x
  3. Step 3: Cross multiply
    19,301.68x = 28,932.90 × 7,598.80
  4. Step 4: Simplify right side
    19,301.68x = 219,855,320.52
  5. Step 5: Solve for x
    x = 219,855,320.52/19,301.68
  6. Step 6: Final answer
    x = 11,390.48

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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.