Home / 48,718.36-67,237.14-28,582.84

Finding the Fourth Proportional to 48,718.36, 67,237.14 and 28,582.84

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Solution

The fourth proportional to 48,718.36, 67,237.14 and 28,582.84 is: 39,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,718.36 : 67,237.14 = 28,582.84 : x
  2. Step 2: Convert to fraction form
    48,718.36/67,237.14 = 28,582.84/x
  3. Step 3: Cross multiply
    48,718.36x = 67,237.14 × 28,582.84
  4. Step 4: Simplify right side
    48,718.36x = 1,921,828,414.68
  5. Step 5: Solve for x
    x = 1,921,828,414.68/48,718.36
  6. Step 6: Final answer
    x = 39,447.72

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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.