Home / 15,503.10-23,254.31-4,972.70

Finding the Fourth Proportional to 15,503.10, 23,254.31 and 4,972.70

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Solution

The fourth proportional to 15,503.10, 23,254.31 and 4,972.70 is: 7,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.10 : 23,254.31 = 4,972.70 : x
  2. Step 2: Convert to fraction form
    15,503.10/23,254.31 = 4,972.70/x
  3. Step 3: Cross multiply
    15,503.10x = 23,254.31 × 4,972.70
  4. Step 4: Simplify right side
    15,503.10x = 115,636,566.20
  5. Step 5: Solve for x
    x = 115,636,566.20/15,503.10
  6. Step 6: Final answer
    x = 7,458.93

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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.