Home / 51,799.40-77,699.09-34,265.13

Finding the Fourth Proportional to 51,799.40, 77,699.09 and 34,265.13

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Solution

The fourth proportional to 51,799.40, 77,699.09 and 34,265.13 is: 51,397.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,799.40 : 77,699.09 = 34,265.13 : x
  2. Step 2: Convert to fraction form
    51,799.40/77,699.09 = 34,265.13/x
  3. Step 3: Cross multiply
    51,799.40x = 77,699.09 × 34,265.13
  4. Step 4: Simplify right side
    51,799.40x = 2,662,369,419.73
  5. Step 5: Solve for x
    x = 2,662,369,419.73/51,799.40
  6. Step 6: Final answer
    x = 51,397.69

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Double scale
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Similar ratio
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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.