Home / 48,985.30-73,510.73-17,820.55

Finding the Fourth Proportional to 48,985.30, 73,510.73 and 17,820.55

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Solution

The fourth proportional to 48,985.30, 73,510.73 and 17,820.55 is: 26,742.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,985.30 : 73,510.73 = 17,820.55 : x
  2. Step 2: Convert to fraction form
    48,985.30/73,510.73 = 17,820.55/x
  3. Step 3: Cross multiply
    48,985.30x = 73,510.73 × 17,820.55
  4. Step 4: Simplify right side
    48,985.30x = 1,310,001,182.85
  5. Step 5: Solve for x
    x = 1,310,001,182.85/48,985.30
  6. Step 6: Final answer
    x = 26,742.74

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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.