Home / 28,734.56-43,124.88-14,887.52

Finding the Fourth Proportional to 28,734.56, 43,124.88 and 14,887.52

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Solution

The fourth proportional to 28,734.56, 43,124.88 and 14,887.52 is: 22,343.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,734.56 : 43,124.88 = 14,887.52 : x
  2. Step 2: Convert to fraction form
    28,734.56/43,124.88 = 14,887.52/x
  3. Step 3: Cross multiply
    28,734.56x = 43,124.88 × 14,887.52
  4. Step 4: Simplify right side
    28,734.56x = 642,022,513.50
  5. Step 5: Solve for x
    x = 642,022,513.50/28,734.56
  6. Step 6: Final answer
    x = 22,343.22

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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.