Home / 26,742.60-40,070.70-16,864.20

Finding the Fourth Proportional to 26,742.60, 40,070.70 and 16,864.20

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Solution

The fourth proportional to 26,742.60, 40,070.70 and 16,864.20 is: 25,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.60 : 40,070.70 = 16,864.20 : x
  2. Step 2: Convert to fraction form
    26,742.60/40,070.70 = 16,864.20/x
  3. Step 3: Cross multiply
    26,742.60x = 40,070.70 × 16,864.20
  4. Step 4: Simplify right side
    26,742.60x = 675,760,298.94
  5. Step 5: Solve for x
    x = 675,760,298.94/26,742.60
  6. Step 6: Final answer
    x = 25,269.06

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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.