Home / 23,278.13-32,124.50-12,668.45

Finding the Fourth Proportional to 23,278.13, 32,124.50 and 12,668.45

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Solution

The fourth proportional to 23,278.13, 32,124.50 and 12,668.45 is: 17,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.13 : 32,124.50 = 12,668.45 : x
  2. Step 2: Convert to fraction form
    23,278.13/32,124.50 = 12,668.45/x
  3. Step 3: Cross multiply
    23,278.13x = 32,124.50 × 12,668.45
  4. Step 4: Simplify right side
    23,278.13x = 406,967,558.68
  5. Step 5: Solve for x
    x = 406,967,558.68/23,278.13
  6. Step 6: Final answer
    x = 17,482.83

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