Home / 34,660.17-47,830.91-21,043.53

Finding the Fourth Proportional to 34,660.17, 47,830.91 and 21,043.53

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Solution

The fourth proportional to 34,660.17, 47,830.91 and 21,043.53 is: 29,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,660.17 : 47,830.91 = 21,043.53 : x
  2. Step 2: Convert to fraction form
    34,660.17/47,830.91 = 21,043.53/x
  3. Step 3: Cross multiply
    34,660.17x = 47,830.91 × 21,043.53
  4. Step 4: Simplify right side
    34,660.17x = 1,006,531,084.29
  5. Step 5: Solve for x
    x = 1,006,531,084.29/34,660.17
  6. Step 6: Final answer
    x = 29,039.99

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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.