Home / 15,782.17-23,672.33-5,920.62

Finding the Fourth Proportional to 15,782.17, 23,672.33 and 5,920.62

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Solution

The fourth proportional to 15,782.17, 23,672.33 and 5,920.62 is: 8,880.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782.17 : 23,672.33 = 5,920.62 : x
  2. Step 2: Convert to fraction form
    15,782.17/23,672.33 = 5,920.62/x
  3. Step 3: Cross multiply
    15,782.17x = 23,672.33 × 5,920.62
  4. Step 4: Simplify right side
    15,782.17x = 140,154,951.82
  5. Step 5: Solve for x
    x = 140,154,951.82/15,782.17
  6. Step 6: Final answer
    x = 8,880.59

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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.