Home / 45,947.20-68,869.60-26,235.20

Finding the Fourth Proportional to 45,947.20, 68,869.60 and 26,235.20

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Solution

The fourth proportional to 45,947.20, 68,869.60 and 26,235.20 is: 39,323.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,947.20 : 68,869.60 = 26,235.20 : x
  2. Step 2: Convert to fraction form
    45,947.20/68,869.60 = 26,235.20/x
  3. Step 3: Cross multiply
    45,947.20x = 68,869.60 × 26,235.20
  4. Step 4: Simplify right side
    45,947.20x = 1,806,807,729.92
  5. Step 5: Solve for x
    x = 1,806,807,729.92/45,947.20
  6. Step 6: Final answer
    x = 39,323.57

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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.