Home / 23,151.32-31,948.86-12,541.04

Finding the Fourth Proportional to 23,151.32, 31,948.86 and 12,541.04

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Solution

The fourth proportional to 23,151.32, 31,948.86 and 12,541.04 is: 17,306.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.32 : 31,948.86 = 12,541.04 : x
  2. Step 2: Convert to fraction form
    23,151.32/31,948.86 = 12,541.04/x
  3. Step 3: Cross multiply
    23,151.32x = 31,948.86 × 12,541.04
  4. Step 4: Simplify right side
    23,151.32x = 400,671,931.21
  5. Step 5: Solve for x
    x = 400,671,931.21/23,151.32
  6. Step 6: Final answer
    x = 17,306.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.