Home / 48,298.65-72,447.14-13,238.30

Finding the Fourth Proportional to 48,298.65, 72,447.14 and 13,238.30

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Solution

The fourth proportional to 48,298.65, 72,447.14 and 13,238.30 is: 19,857.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,298.65 : 72,447.14 = 13,238.30 : x
  2. Step 2: Convert to fraction form
    48,298.65/72,447.14 = 13,238.30/x
  3. Step 3: Cross multiply
    48,298.65x = 72,447.14 × 13,238.30
  4. Step 4: Simplify right side
    48,298.65x = 959,077,187.68
  5. Step 5: Solve for x
    x = 959,077,187.68/48,298.65
  6. Step 6: Final answer
    x = 19,857.23

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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.