Home / 22,916.74-31,587.96-16,191.58

Finding the Fourth Proportional to 22,916.74, 31,587.96 and 16,191.58

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Solution

The fourth proportional to 22,916.74, 31,587.96 and 16,191.58 is: 22,318.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.74 : 31,587.96 = 16,191.58 : x
  2. Step 2: Convert to fraction form
    22,916.74/31,587.96 = 16,191.58/x
  3. Step 3: Cross multiply
    22,916.74x = 31,587.96 × 16,191.58
  4. Step 4: Simplify right side
    22,916.74x = 511,458,981.38
  5. Step 5: Solve for x
    x = 511,458,981.38/22,916.74
  6. Step 6: Final answer
    x = 22,318.14

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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.