Home / 26,915.52-40,310.67-25,981.14

Finding the Fourth Proportional to 26,915.52, 40,310.67 and 25,981.14

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Solution

The fourth proportional to 26,915.52, 40,310.67 and 25,981.14 is: 38,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.52 : 40,310.67 = 25,981.14 : x
  2. Step 2: Convert to fraction form
    26,915.52/40,310.67 = 25,981.14/x
  3. Step 3: Cross multiply
    26,915.52x = 40,310.67 × 25,981.14
  4. Step 4: Simplify right side
    26,915.52x = 1,047,317,160.76
  5. Step 5: Solve for x
    x = 1,047,317,160.76/26,915.52
  6. Step 6: Final answer
    x = 38,911.27

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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.