Home / 48,675.74-72,985.66-19,058.90

Finding the Fourth Proportional to 48,675.74, 72,985.66 and 19,058.90

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Solution

The fourth proportional to 48,675.74, 72,985.66 and 19,058.90 is: 28,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,675.74 : 72,985.66 = 19,058.90 : x
  2. Step 2: Convert to fraction form
    48,675.74/72,985.66 = 19,058.90/x
  3. Step 3: Cross multiply
    48,675.74x = 72,985.66 × 19,058.90
  4. Step 4: Simplify right side
    48,675.74x = 1,391,025,982.80
  5. Step 5: Solve for x
    x = 1,391,025,982.80/48,675.74
  6. Step 6: Final answer
    x = 28,577.40

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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.