Home / 48,777.92-67,312.14-28,634.48

Finding the Fourth Proportional to 48,777.92, 67,312.14 and 28,634.48

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Solution

The fourth proportional to 48,777.92, 67,312.14 and 28,634.48 is: 39,514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,777.92 : 67,312.14 = 28,634.48 : x
  2. Step 2: Convert to fraction form
    48,777.92/67,312.14 = 28,634.48/x
  3. Step 3: Cross multiply
    48,777.92x = 67,312.14 × 28,634.48
  4. Step 4: Simplify right side
    48,777.92x = 1,927,447,790.03
  5. Step 5: Solve for x
    x = 1,927,447,790.03/48,777.92
  6. Step 6: Final answer
    x = 39,514.76

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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.