Home / 48,115.70-72,145.75-14,826.82

Finding the Fourth Proportional to 48,115.70, 72,145.75 and 14,826.82

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Solution

The fourth proportional to 48,115.70, 72,145.75 and 14,826.82 is: 22,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,115.70 : 72,145.75 = 14,826.82 : x
  2. Step 2: Convert to fraction form
    48,115.70/72,145.75 = 14,826.82/x
  3. Step 3: Cross multiply
    48,115.70x = 72,145.75 × 14,826.82
  4. Step 4: Simplify right side
    48,115.70x = 1,069,692,049.02
  5. Step 5: Solve for x
    x = 1,069,692,049.02/48,115.70
  6. Step 6: Final answer
    x = 22,231.66

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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.