Home / 23,728.42-32,744.90-13,117.88

Finding the Fourth Proportional to 23,728.42, 32,744.90 and 13,117.88

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Solution

The fourth proportional to 23,728.42, 32,744.90 and 13,117.88 is: 18,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.42 : 32,744.90 = 13,117.88 : x
  2. Step 2: Convert to fraction form
    23,728.42/32,744.90 = 13,117.88/x
  3. Step 3: Cross multiply
    23,728.42x = 32,744.90 × 13,117.88
  4. Step 4: Simplify right side
    23,728.42x = 429,543,668.81
  5. Step 5: Solve for x
    x = 429,543,668.81/23,728.42
  6. Step 6: Final answer
    x = 18,102.50

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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.