Home / 44,998.20-67,443.30-19,985.40

Finding the Fourth Proportional to 44,998.20, 67,443.30 and 19,985.40

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Solution

The fourth proportional to 44,998.20, 67,443.30 and 19,985.40 is: 29,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,998.20 : 67,443.30 = 19,985.40 : x
  2. Step 2: Convert to fraction form
    44,998.20/67,443.30 = 19,985.40/x
  3. Step 3: Cross multiply
    44,998.20x = 67,443.30 × 19,985.40
  4. Step 4: Simplify right side
    44,998.20x = 1,347,881,327.82
  5. Step 5: Solve for x
    x = 1,347,881,327.82/44,998.20
  6. Step 6: Final answer
    x = 29,954.12

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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.