Home / 42,861.29-64,296.18-14,777.69

Finding the Fourth Proportional to 42,861.29, 64,296.18 and 14,777.69

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Solution

The fourth proportional to 42,861.29, 64,296.18 and 14,777.69 is: 22,167.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,861.29 : 64,296.18 = 14,777.69 : x
  2. Step 2: Convert to fraction form
    42,861.29/64,296.18 = 14,777.69/x
  3. Step 3: Cross multiply
    42,861.29x = 64,296.18 × 14,777.69
  4. Step 4: Simplify right side
    42,861.29x = 950,148,694.74
  5. Step 5: Solve for x
    x = 950,148,694.74/42,861.29
  6. Step 6: Final answer
    x = 22,167.99

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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.