Home / 19,572.48-29,347.76-6,423.76

Finding the Fourth Proportional to 19,572.48, 29,347.76 and 6,423.76

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Solution

The fourth proportional to 19,572.48, 29,347.76 and 6,423.76 is: 9,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.48 : 29,347.76 = 6,423.76 : x
  2. Step 2: Convert to fraction form
    19,572.48/29,347.76 = 6,423.76/x
  3. Step 3: Cross multiply
    19,572.48x = 29,347.76 × 6,423.76
  4. Step 4: Simplify right side
    19,572.48x = 188,522,966.78
  5. Step 5: Solve for x
    x = 188,522,966.78/19,572.48
  6. Step 6: Final answer
    x = 9,632.04

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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.