Home / 20,060.72-29,927.76-19,545.20

Finding the Fourth Proportional to 20,060.72, 29,927.76 and 19,545.20

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Solution

The fourth proportional to 20,060.72, 29,927.76 and 19,545.20 is: 29,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.72 : 29,927.76 = 19,545.20 : x
  2. Step 2: Convert to fraction form
    20,060.72/29,927.76 = 19,545.20/x
  3. Step 3: Cross multiply
    20,060.72x = 29,927.76 × 19,545.20
  4. Step 4: Simplify right side
    20,060.72x = 584,944,054.75
  5. Step 5: Solve for x
    x = 584,944,054.75/20,060.72
  6. Step 6: Final answer
    x = 29,158.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.