Home / 48,083.12-72,124.76-16,911.12

Finding the Fourth Proportional to 48,083.12, 72,124.76 and 16,911.12

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Solution

The fourth proportional to 48,083.12, 72,124.76 and 16,911.12 is: 25,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,083.12 : 72,124.76 = 16,911.12 : x
  2. Step 2: Convert to fraction form
    48,083.12/72,124.76 = 16,911.12/x
  3. Step 3: Cross multiply
    48,083.12x = 72,124.76 × 16,911.12
  4. Step 4: Simplify right side
    48,083.12x = 1,219,710,471.33
  5. Step 5: Solve for x
    x = 1,219,710,471.33/48,083.12
  6. Step 6: Final answer
    x = 25,366.71

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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.