Home / 17,948.52-26,915.40-8,085.15

Finding the Fourth Proportional to 17,948.52, 26,915.40 and 8,085.15

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Solution

The fourth proportional to 17,948.52, 26,915.40 and 8,085.15 is: 12,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948.52 : 26,915.40 = 8,085.15 : x
  2. Step 2: Convert to fraction form
    17,948.52/26,915.40 = 8,085.15/x
  3. Step 3: Cross multiply
    17,948.52x = 26,915.40 × 8,085.15
  4. Step 4: Simplify right side
    17,948.52x = 217,615,046.31
  5. Step 5: Solve for x
    x = 217,615,046.31/17,948.52
  6. Step 6: Final answer
    x = 12,124.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.