Home / 48,126.11-72,048.39-28,074.29

Finding the Fourth Proportional to 48,126.11, 72,048.39 and 28,074.29

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Solution

The fourth proportional to 48,126.11, 72,048.39 and 28,074.29 is: 42,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,126.11 : 72,048.39 = 28,074.29 : x
  2. Step 2: Convert to fraction form
    48,126.11/72,048.39 = 28,074.29/x
  3. Step 3: Cross multiply
    48,126.11x = 72,048.39 × 28,074.29
  4. Step 4: Simplify right side
    48,126.11x = 2,022,707,394.89
  5. Step 5: Solve for x
    x = 2,022,707,394.89/48,126.11
  6. Step 6: Final answer
    x = 42,029.31

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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.