Home / 18,501.20-25,500.56-14,023.52

Finding the Fourth Proportional to 18,501.20, 25,500.56 and 14,023.52

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Solution

The fourth proportional to 18,501.20, 25,500.56 and 14,023.52 is: 19,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.20 : 25,500.56 = 14,023.52 : x
  2. Step 2: Convert to fraction form
    18,501.20/25,500.56 = 14,023.52/x
  3. Step 3: Cross multiply
    18,501.20x = 25,500.56 × 14,023.52
  4. Step 4: Simplify right side
    18,501.20x = 357,607,613.17
  5. Step 5: Solve for x
    x = 357,607,613.17/18,501.20
  6. Step 6: Final answer
    x = 19,328.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.