Home / 48,941.80-73,412.70-28,205.80

Finding the Fourth Proportional to 48,941.80, 73,412.70 and 28,205.80

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Solution

The fourth proportional to 48,941.80, 73,412.70 and 28,205.80 is: 42,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,941.80 : 73,412.70 = 28,205.80 : x
  2. Step 2: Convert to fraction form
    48,941.80/73,412.70 = 28,205.80/x
  3. Step 3: Cross multiply
    48,941.80x = 73,412.70 × 28,205.80
  4. Step 4: Simplify right side
    48,941.80x = 2,070,663,933.66
  5. Step 5: Solve for x
    x = 2,070,663,933.66/48,941.80
  6. Step 6: Final answer
    x = 42,308.70

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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.