Home / 15,720.08-23,584.10-4,627.13

Finding the Fourth Proportional to 15,720.08, 23,584.10 and 4,627.13

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Solution

The fourth proportional to 15,720.08, 23,584.10 and 4,627.13 is: 6,941.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,720.08 : 23,584.10 = 4,627.13 : x
  2. Step 2: Convert to fraction form
    15,720.08/23,584.10 = 4,627.13/x
  3. Step 3: Cross multiply
    15,720.08x = 23,584.10 × 4,627.13
  4. Step 4: Simplify right side
    15,720.08x = 109,126,555.58
  5. Step 5: Solve for x
    x = 109,126,555.58/15,720.08
  6. Step 6: Final answer
    x = 6,941.86

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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.