Home / 34,746.90-52,089.17-12,555.06

Finding the Fourth Proportional to 34,746.90, 52,089.17 and 12,555.06

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Solution

The fourth proportional to 34,746.90, 52,089.17 and 12,555.06 is: 18,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.90 : 52,089.17 = 12,555.06 : x
  2. Step 2: Convert to fraction form
    34,746.90/52,089.17 = 12,555.06/x
  3. Step 3: Cross multiply
    34,746.90x = 52,089.17 × 12,555.06
  4. Step 4: Simplify right side
    34,746.90x = 653,982,591.92
  5. Step 5: Solve for x
    x = 653,982,591.92/34,746.90
  6. Step 6: Final answer
    x = 18,821.32

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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.