Home / 23,418.66-32,317.43-13,347.71

Finding the Fourth Proportional to 23,418.66, 32,317.43 and 13,347.71

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Solution

The fourth proportional to 23,418.66, 32,317.43 and 13,347.71 is: 18,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.66 : 32,317.43 = 13,347.71 : x
  2. Step 2: Convert to fraction form
    23,418.66/32,317.43 = 13,347.71/x
  3. Step 3: Cross multiply
    23,418.66x = 32,317.43 × 13,347.71
  4. Step 4: Simplify right side
    23,418.66x = 431,363,455.26
  5. Step 5: Solve for x
    x = 431,363,455.26/23,418.66
  6. Step 6: Final answer
    x = 18,419.65

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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.