Home / 26,841.60-40,219.20-13,674.24

Finding the Fourth Proportional to 26,841.60, 40,219.20 and 13,674.24

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Solution

The fourth proportional to 26,841.60, 40,219.20 and 13,674.24 is: 20,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,841.60 : 40,219.20 = 13,674.24 : x
  2. Step 2: Convert to fraction form
    26,841.60/40,219.20 = 13,674.24/x
  3. Step 3: Cross multiply
    26,841.60x = 40,219.20 × 13,674.24
  4. Step 4: Simplify right side
    26,841.60x = 549,966,993.41
  5. Step 5: Solve for x
    x = 549,966,993.41/26,841.60
  6. Step 6: Final answer
    x = 20,489.35

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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.