Home / 48,164.98-72,240.18-13,107.38

Finding the Fourth Proportional to 48,164.98, 72,240.18 and 13,107.38

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Solution

The fourth proportional to 48,164.98, 72,240.18 and 13,107.38 is: 19,659.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,164.98 : 72,240.18 = 13,107.38 : x
  2. Step 2: Convert to fraction form
    48,164.98/72,240.18 = 13,107.38/x
  3. Step 3: Cross multiply
    48,164.98x = 72,240.18 × 13,107.38
  4. Step 4: Simplify right side
    48,164.98x = 946,879,490.53
  5. Step 5: Solve for x
    x = 946,879,490.53/48,164.98
  6. Step 6: Final answer
    x = 19,659.09

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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.