Home / 22,873.95-31,569.38-13,181.53

Finding the Fourth Proportional to 22,873.95, 31,569.38 and 13,181.53

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Solution

The fourth proportional to 22,873.95, 31,569.38 and 13,181.53 is: 18,192.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,873.95 : 31,569.38 = 13,181.53 : x
  2. Step 2: Convert to fraction form
    22,873.95/31,569.38 = 13,181.53/x
  3. Step 3: Cross multiply
    22,873.95x = 31,569.38 × 13,181.53
  4. Step 4: Simplify right side
    22,873.95x = 416,132,729.55
  5. Step 5: Solve for x
    x = 416,132,729.55/22,873.95
  6. Step 6: Final answer
    x = 18,192.43

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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.