Home / 22,943.48-31,651.28-14,441.72

Finding the Fourth Proportional to 22,943.48, 31,651.28 and 14,441.72

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Solution

The fourth proportional to 22,943.48, 31,651.28 and 14,441.72 is: 19,922.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,943.48 : 31,651.28 = 14,441.72 : x
  2. Step 2: Convert to fraction form
    22,943.48/31,651.28 = 14,441.72/x
  3. Step 3: Cross multiply
    22,943.48x = 31,651.28 × 14,441.72
  4. Step 4: Simplify right side
    22,943.48x = 457,098,923.40
  5. Step 5: Solve for x
    x = 457,098,923.40/22,943.48
  6. Step 6: Final answer
    x = 19,922.82

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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.