Home / 22,948.84-31,669.86-17,918.92

Finding the Fourth Proportional to 22,948.84, 31,669.86 and 17,918.92

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Solution

The fourth proportional to 22,948.84, 31,669.86 and 17,918.92 is: 24,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,948.84 : 31,669.86 = 17,918.92 : x
  2. Step 2: Convert to fraction form
    22,948.84/31,669.86 = 17,918.92/x
  3. Step 3: Cross multiply
    22,948.84x = 31,669.86 × 17,918.92
  4. Step 4: Simplify right side
    22,948.84x = 567,489,687.75
  5. Step 5: Solve for x
    x = 567,489,687.75/22,948.84
  6. Step 6: Final answer
    x = 24,728.47

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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.