Home / 15,648.24-23,332.76-13,909.58

Finding the Fourth Proportional to 15,648.24, 23,332.76 and 13,909.58

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Solution

The fourth proportional to 15,648.24, 23,332.76 and 13,909.58 is: 20,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648.24 : 23,332.76 = 13,909.58 : x
  2. Step 2: Convert to fraction form
    15,648.24/23,332.76 = 13,909.58/x
  3. Step 3: Cross multiply
    15,648.24x = 23,332.76 × 13,909.58
  4. Step 4: Simplify right side
    15,648.24x = 324,548,705.63
  5. Step 5: Solve for x
    x = 324,548,705.63/15,648.24
  6. Step 6: Final answer
    x = 20,740.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.