Home / 26,405.28-36,442.44-16,340.40

Finding the Fourth Proportional to 26,405.28, 36,442.44 and 16,340.40

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Solution

The fourth proportional to 26,405.28, 36,442.44 and 16,340.40 is: 22,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.28 : 36,442.44 = 16,340.40 : x
  2. Step 2: Convert to fraction form
    26,405.28/36,442.44 = 16,340.40/x
  3. Step 3: Cross multiply
    26,405.28x = 36,442.44 × 16,340.40
  4. Step 4: Simplify right side
    26,405.28x = 595,484,046.58
  5. Step 5: Solve for x
    x = 595,484,046.58/26,405.28
  6. Step 6: Final answer
    x = 22,551.70

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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.