Home / 48,624.72-67,107.48-28,211.28

Finding the Fourth Proportional to 48,624.72, 67,107.48 and 28,211.28

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Solution

The fourth proportional to 48,624.72, 67,107.48 and 28,211.28 is: 38,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,624.72 : 67,107.48 = 28,211.28 : x
  2. Step 2: Convert to fraction form
    48,624.72/67,107.48 = 28,211.28/x
  3. Step 3: Cross multiply
    48,624.72x = 67,107.48 × 28,211.28
  4. Step 4: Simplify right side
    48,624.72x = 1,893,187,908.37
  5. Step 5: Solve for x
    x = 1,893,187,908.37/48,624.72
  6. Step 6: Final answer
    x = 38,934.68

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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.