Home / 26,686.60-36,827.12-14,749.70

Finding the Fourth Proportional to 26,686.60, 36,827.12 and 14,749.70

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Solution

The fourth proportional to 26,686.60, 36,827.12 and 14,749.70 is: 20,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.60 : 36,827.12 = 14,749.70 : x
  2. Step 2: Convert to fraction form
    26,686.60/36,827.12 = 14,749.70/x
  3. Step 3: Cross multiply
    26,686.60x = 36,827.12 × 14,749.70
  4. Step 4: Simplify right side
    26,686.60x = 543,188,824.60
  5. Step 5: Solve for x
    x = 543,188,824.60/26,686.60
  6. Step 6: Final answer
    x = 20,354.37

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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.