Home / 15,489.19-23,233.65-6,730.39

Finding the Fourth Proportional to 15,489.19, 23,233.65 and 6,730.39

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Solution

The fourth proportional to 15,489.19, 23,233.65 and 6,730.39 is: 10,095.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.19 : 23,233.65 = 6,730.39 : x
  2. Step 2: Convert to fraction form
    15,489.19/23,233.65 = 6,730.39/x
  3. Step 3: Cross multiply
    15,489.19x = 23,233.65 × 6,730.39
  4. Step 4: Simplify right side
    15,489.19x = 156,371,525.62
  5. Step 5: Solve for x
    x = 156,371,525.62/15,489.19
  6. Step 6: Final answer
    x = 10,095.53

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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.