Home / 52,423.20-78,562.80-33,645.60

Finding the Fourth Proportional to 52,423.20, 78,562.80 and 33,645.60

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Solution

The fourth proportional to 52,423.20, 78,562.80 and 33,645.60 is: 50,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,423.20 : 78,562.80 = 33,645.60 : x
  2. Step 2: Convert to fraction form
    52,423.20/78,562.80 = 33,645.60/x
  3. Step 3: Cross multiply
    52,423.20x = 78,562.80 × 33,645.60
  4. Step 4: Simplify right side
    52,423.20x = 2,643,292,543.68
  5. Step 5: Solve for x
    x = 2,643,292,543.68/52,423.20
  6. Step 6: Final answer
    x = 50,422.19

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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.