Home / 26,901.20-40,308.60-17,656.40

Finding the Fourth Proportional to 26,901.20, 40,308.60 and 17,656.40

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Solution

The fourth proportional to 26,901.20, 40,308.60 and 17,656.40 is: 26,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901.20 : 40,308.60 = 17,656.40 : x
  2. Step 2: Convert to fraction form
    26,901.20/40,308.60 = 17,656.40/x
  3. Step 3: Cross multiply
    26,901.20x = 40,308.60 × 17,656.40
  4. Step 4: Simplify right side
    26,901.20x = 711,704,765.04
  5. Step 5: Solve for x
    x = 711,704,765.04/26,901.20
  6. Step 6: Final answer
    x = 26,456.25

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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.