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Finding the Fourth Proportional to 35,129.84, 52,694.48 and 14,338.76

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Solution

The fourth proportional to 35,129.84, 52,694.48 and 14,338.76 is: 21,508.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,129.84 : 52,694.48 = 14,338.76 : x
  2. Step 2: Convert to fraction form
    35,129.84/52,694.48 = 14,338.76/x
  3. Step 3: Cross multiply
    35,129.84x = 52,694.48 × 14,338.76
  4. Step 4: Simplify right side
    35,129.84x = 755,573,502.04
  5. Step 5: Solve for x
    x = 755,573,502.04/35,129.84
  6. Step 6: Final answer
    x = 21,508.03

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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.