Home / 26,516.60-36,598.47-16,819.78

Finding the Fourth Proportional to 26,516.60, 36,598.47 and 16,819.78

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Solution

The fourth proportional to 26,516.60, 36,598.47 and 16,819.78 is: 23,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,516.60 : 36,598.47 = 16,819.78 : x
  2. Step 2: Convert to fraction form
    26,516.60/36,598.47 = 16,819.78/x
  3. Step 3: Cross multiply
    26,516.60x = 36,598.47 × 16,819.78
  4. Step 4: Simplify right side
    26,516.60x = 615,578,122.24
  5. Step 5: Solve for x
    x = 615,578,122.24/26,516.60
  6. Step 6: Final answer
    x = 23,214.83

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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.