Home / 26,630.60-36,750.16-14,694.72

Finding the Fourth Proportional to 26,630.60, 36,750.16 and 14,694.72

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Solution

The fourth proportional to 26,630.60, 36,750.16 and 14,694.72 is: 20,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.60 : 36,750.16 = 14,694.72 : x
  2. Step 2: Convert to fraction form
    26,630.60/36,750.16 = 14,694.72/x
  3. Step 3: Cross multiply
    26,630.60x = 36,750.16 × 14,694.72
  4. Step 4: Simplify right side
    26,630.60x = 540,033,311.16
  5. Step 5: Solve for x
    x = 540,033,311.16/26,630.60
  6. Step 6: Final answer
    x = 20,278.68

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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.