Home / 48,570.51-67,032.12-28,426.20

Finding the Fourth Proportional to 48,570.51, 67,032.12 and 28,426.20

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Solution

The fourth proportional to 48,570.51, 67,032.12 and 28,426.20 is: 39,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,570.51 : 67,032.12 = 28,426.20 : x
  2. Step 2: Convert to fraction form
    48,570.51/67,032.12 = 28,426.20/x
  3. Step 3: Cross multiply
    48,570.51x = 67,032.12 × 28,426.20
  4. Step 4: Simplify right side
    48,570.51x = 1,905,468,449.54
  5. Step 5: Solve for x
    x = 1,905,468,449.54/48,570.51
  6. Step 6: Final answer
    x = 39,230.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.