Home / 48,299.26-72,449.40-13,238.92

Finding the Fourth Proportional to 48,299.26, 72,449.40 and 13,238.92

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Solution

The fourth proportional to 48,299.26, 72,449.40 and 13,238.92 is: 19,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,299.26 : 72,449.40 = 13,238.92 : x
  2. Step 2: Convert to fraction form
    48,299.26/72,449.40 = 13,238.92/x
  3. Step 3: Cross multiply
    48,299.26x = 72,449.40 × 13,238.92
  4. Step 4: Simplify right side
    48,299.26x = 959,151,810.65
  5. Step 5: Solve for x
    x = 959,151,810.65/48,299.26
  6. Step 6: Final answer
    x = 19,858.52

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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.