Home / 43,947.93-65,925.78-12,358.26

Finding the Fourth Proportional to 43,947.93, 65,925.78 and 12,358.26

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Solution

The fourth proportional to 43,947.93, 65,925.78 and 12,358.26 is: 18,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,947.93 : 65,925.78 = 12,358.26 : x
  2. Step 2: Convert to fraction form
    43,947.93/65,925.78 = 12,358.26/x
  3. Step 3: Cross multiply
    43,947.93x = 65,925.78 × 12,358.26
  4. Step 4: Simplify right side
    43,947.93x = 814,727,929.94
  5. Step 5: Solve for x
    x = 814,727,929.94/43,947.93
  6. Step 6: Final answer
    x = 18,538.48

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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.