Home / 48,253.32-72,374.40-13,195.80

Finding the Fourth Proportional to 48,253.32, 72,374.40 and 13,195.80

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Solution

The fourth proportional to 48,253.32, 72,374.40 and 13,195.80 is: 19,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,253.32 : 72,374.40 = 13,195.80 : x
  2. Step 2: Convert to fraction form
    48,253.32/72,374.40 = 13,195.80/x
  3. Step 3: Cross multiply
    48,253.32x = 72,374.40 × 13,195.80
  4. Step 4: Simplify right side
    48,253.32x = 955,038,107.52
  5. Step 5: Solve for x
    x = 955,038,107.52/48,253.32
  6. Step 6: Final answer
    x = 19,792.17

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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.