Home / 48,319.80-72,476.44-13,256.52

Finding the Fourth Proportional to 48,319.80, 72,476.44 and 13,256.52

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Solution

The fourth proportional to 48,319.80, 72,476.44 and 13,256.52 is: 19,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,319.80 : 72,476.44 = 13,256.52 : x
  2. Step 2: Convert to fraction form
    48,319.80/72,476.44 = 13,256.52/x
  3. Step 3: Cross multiply
    48,319.80x = 72,476.44 × 13,256.52
  4. Step 4: Simplify right side
    48,319.80x = 960,785,376.39
  5. Step 5: Solve for x
    x = 960,785,376.39/48,319.80
  6. Step 6: Final answer
    x = 19,883.89

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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.