Home / 26,534.78-39,806.27-9,897.18

Finding the Fourth Proportional to 26,534.78, 39,806.27 and 9,897.18

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Solution

The fourth proportional to 26,534.78, 39,806.27 and 9,897.18 is: 14,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.78 : 39,806.27 = 9,897.18 : x
  2. Step 2: Convert to fraction form
    26,534.78/39,806.27 = 9,897.18/x
  3. Step 3: Cross multiply
    26,534.78x = 39,806.27 × 9,897.18
  4. Step 4: Simplify right side
    26,534.78x = 393,969,819.32
  5. Step 5: Solve for x
    x = 393,969,819.32/26,534.78
  6. Step 6: Final answer
    x = 14,847.30

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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.