Home / 26,635.60-36,758.80-15,151.18

Finding the Fourth Proportional to 26,635.60, 36,758.80 and 15,151.18

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Solution

The fourth proportional to 26,635.60, 36,758.80 and 15,151.18 is: 20,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,635.60 : 36,758.80 = 15,151.18 : x
  2. Step 2: Convert to fraction form
    26,635.60/36,758.80 = 15,151.18/x
  3. Step 3: Cross multiply
    26,635.60x = 36,758.80 × 15,151.18
  4. Step 4: Simplify right side
    26,635.60x = 556,939,065.61
  5. Step 5: Solve for x
    x = 556,939,065.61/26,635.60
  6. Step 6: Final answer
    x = 20,909.58

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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.