Home / 52,689.07-72,717.56-34,555.04

Finding the Fourth Proportional to 52,689.07, 72,717.56 and 34,555.04

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Solution

The fourth proportional to 52,689.07, 72,717.56 and 34,555.04 is: 47,690.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689.07 : 72,717.56 = 34,555.04 : x
  2. Step 2: Convert to fraction form
    52,689.07/72,717.56 = 34,555.04/x
  3. Step 3: Cross multiply
    52,689.07x = 72,717.56 × 34,555.04
  4. Step 4: Simplify right side
    52,689.07x = 2,512,758,021.73
  5. Step 5: Solve for x
    x = 2,512,758,021.73/52,689.07
  6. Step 6: Final answer
    x = 47,690.31

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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.