Home / 26,984.20-40,433.10-17,739.40

Finding the Fourth Proportional to 26,984.20, 40,433.10 and 17,739.40

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Solution

The fourth proportional to 26,984.20, 40,433.10 and 17,739.40 is: 26,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,984.20 : 40,433.10 = 17,739.40 : x
  2. Step 2: Convert to fraction form
    26,984.20/40,433.10 = 17,739.40/x
  3. Step 3: Cross multiply
    26,984.20x = 40,433.10 × 17,739.40
  4. Step 4: Simplify right side
    26,984.20x = 717,258,934.14
  5. Step 5: Solve for x
    x = 717,258,934.14/26,984.20
  6. Step 6: Final answer
    x = 26,580.70

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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.