Home / 40,876.14-61,225.46-19,771.92

Finding the Fourth Proportional to 40,876.14, 61,225.46 and 19,771.92

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Solution

The fourth proportional to 40,876.14, 61,225.46 and 19,771.92 is: 29,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,876.14 : 61,225.46 = 19,771.92 : x
  2. Step 2: Convert to fraction form
    40,876.14/61,225.46 = 19,771.92/x
  3. Step 3: Cross multiply
    40,876.14x = 61,225.46 × 19,771.92
  4. Step 4: Simplify right side
    40,876.14x = 1,210,544,897.08
  5. Step 5: Solve for x
    x = 1,210,544,897.08/40,876.14
  6. Step 6: Final answer
    x = 29,614.95

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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.