Home / 26,947.60-40,402.20-10,301.20

Finding the Fourth Proportional to 26,947.60, 40,402.20 and 10,301.20

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Solution

The fourth proportional to 26,947.60, 40,402.20 and 10,301.20 is: 15,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.60 : 40,402.20 = 10,301.20 : x
  2. Step 2: Convert to fraction form
    26,947.60/40,402.20 = 10,301.20/x
  3. Step 3: Cross multiply
    26,947.60x = 40,402.20 × 10,301.20
  4. Step 4: Simplify right side
    26,947.60x = 416,191,142.64
  5. Step 5: Solve for x
    x = 416,191,142.64/26,947.60
  6. Step 6: Final answer
    x = 15,444.46

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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.