Home / 28,734.47-43,099.91-13,752.22

Finding the Fourth Proportional to 28,734.47, 43,099.91 and 13,752.22

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Solution

The fourth proportional to 28,734.47, 43,099.91 and 13,752.22 is: 20,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,734.47 : 43,099.91 = 13,752.22 : x
  2. Step 2: Convert to fraction form
    28,734.47/43,099.91 = 13,752.22/x
  3. Step 3: Cross multiply
    28,734.47x = 43,099.91 × 13,752.22
  4. Step 4: Simplify right side
    28,734.47x = 592,719,444.30
  5. Step 5: Solve for x
    x = 592,719,444.30/28,734.47
  6. Step 6: Final answer
    x = 20,627.47

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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.