Home / 17,867.79-24,651-10,791.63

Finding the Fourth Proportional to 17,867.79, 24,651 and 10,791.63

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Solution

The fourth proportional to 17,867.79, 24,651 and 10,791.63 is: 14,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.79 : 24,651 = 10,791.63 : x
  2. Step 2: Convert to fraction form
    17,867.79/24,651 = 10,791.63/x
  3. Step 3: Cross multiply
    17,867.79x = 24,651 × 10,791.63
  4. Step 4: Simplify right side
    17,867.79x = 266,024,471.13
  5. Step 5: Solve for x
    x = 266,024,471.13/17,867.79
  6. Step 6: Final answer
    x = 14,888.49

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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.