Home / 48,619.82-72,900.54-19,002.38

Finding the Fourth Proportional to 48,619.82, 72,900.54 and 19,002.38

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Solution

The fourth proportional to 48,619.82, 72,900.54 and 19,002.38 is: 28,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,619.82 : 72,900.54 = 19,002.38 : x
  2. Step 2: Convert to fraction form
    48,619.82/72,900.54 = 19,002.38/x
  3. Step 3: Cross multiply
    48,619.82x = 72,900.54 × 19,002.38
  4. Step 4: Simplify right side
    48,619.82x = 1,385,283,398.78
  5. Step 5: Solve for x
    x = 1,385,283,398.78/48,619.82
  6. Step 6: Final answer
    x = 28,492.16

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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.