Home / 23,016.57-31,764.02-12,948.18

Finding the Fourth Proportional to 23,016.57, 31,764.02 and 12,948.18

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Solution

The fourth proportional to 23,016.57, 31,764.02 and 12,948.18 is: 17,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,016.57 : 31,764.02 = 12,948.18 : x
  2. Step 2: Convert to fraction form
    23,016.57/31,764.02 = 12,948.18/x
  3. Step 3: Cross multiply
    23,016.57x = 31,764.02 × 12,948.18
  4. Step 4: Simplify right side
    23,016.57x = 411,286,183.74
  5. Step 5: Solve for x
    x = 411,286,183.74/23,016.57
  6. Step 6: Final answer
    x = 17,869.13

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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.