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Finding the Fourth Proportional to 34,861.76, 48,101.51 and 19,753.10

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Solution

The fourth proportional to 34,861.76, 48,101.51 and 19,753.10 is: 27,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.76 : 48,101.51 = 19,753.10 : x
  2. Step 2: Convert to fraction form
    34,861.76/48,101.51 = 19,753.10/x
  3. Step 3: Cross multiply
    34,861.76x = 48,101.51 × 19,753.10
  4. Step 4: Simplify right side
    34,861.76x = 950,153,937.18
  5. Step 5: Solve for x
    x = 950,153,937.18/34,861.76
  6. Step 6: Final answer
    x = 27,254.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.