Home / 45,600.60-68,441.40-26,857.20

Finding the Fourth Proportional to 45,600.60, 68,441.40 and 26,857.20

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Solution

The fourth proportional to 45,600.60, 68,441.40 and 26,857.20 is: 40,309.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,600.60 : 68,441.40 = 26,857.20 : x
  2. Step 2: Convert to fraction form
    45,600.60/68,441.40 = 26,857.20/x
  3. Step 3: Cross multiply
    45,600.60x = 68,441.40 × 26,857.20
  4. Step 4: Simplify right side
    45,600.60x = 1,838,144,368.08
  5. Step 5: Solve for x
    x = 1,838,144,368.08/45,600.60
  6. Step 6: Final answer
    x = 40,309.65

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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.