Home / 26,898.20-40,332.90-11,298.20

Finding the Fourth Proportional to 26,898.20, 40,332.90 and 11,298.20

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Solution

The fourth proportional to 26,898.20, 40,332.90 and 11,298.20 is: 16,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.20 : 40,332.90 = 11,298.20 : x
  2. Step 2: Convert to fraction form
    26,898.20/40,332.90 = 11,298.20/x
  3. Step 3: Cross multiply
    26,898.20x = 40,332.90 × 11,298.20
  4. Step 4: Simplify right side
    26,898.20x = 455,689,170.78
  5. Step 5: Solve for x
    x = 455,689,170.78/26,898.20
  6. Step 6: Final answer
    x = 16,941.25

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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.