Home / 18,973.13-28,463.93-5,826.83

Finding the Fourth Proportional to 18,973.13, 28,463.93 and 5,826.83

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Solution

The fourth proportional to 18,973.13, 28,463.93 and 5,826.83 is: 8,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.13 : 28,463.93 = 5,826.83 : x
  2. Step 2: Convert to fraction form
    18,973.13/28,463.93 = 5,826.83/x
  3. Step 3: Cross multiply
    18,973.13x = 28,463.93 × 5,826.83
  4. Step 4: Simplify right side
    18,973.13x = 165,854,481.24
  5. Step 5: Solve for x
    x = 165,854,481.24/18,973.13
  6. Step 6: Final answer
    x = 8,741.55

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1.5x scale

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.