Home / 26,686.56-36,824.16-14,749.92

Finding the Fourth Proportional to 26,686.56, 36,824.16 and 14,749.92

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Solution

The fourth proportional to 26,686.56, 36,824.16 and 14,749.92 is: 20,353.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.56 : 36,824.16 = 14,749.92 : x
  2. Step 2: Convert to fraction form
    26,686.56/36,824.16 = 14,749.92/x
  3. Step 3: Cross multiply
    26,686.56x = 36,824.16 × 14,749.92
  4. Step 4: Simplify right side
    26,686.56x = 543,153,414.07
  5. Step 5: Solve for x
    x = 543,153,414.07/26,686.56
  6. Step 6: Final answer
    x = 20,353.07

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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.