Home / 29,277.74-43,830.46-18,148.70

Finding the Fourth Proportional to 29,277.74, 43,830.46 and 18,148.70

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Solution

The fourth proportional to 29,277.74, 43,830.46 and 18,148.70 is: 27,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,277.74 : 43,830.46 = 18,148.70 : x
  2. Step 2: Convert to fraction form
    29,277.74/43,830.46 = 18,148.70/x
  3. Step 3: Cross multiply
    29,277.74x = 43,830.46 × 18,148.70
  4. Step 4: Simplify right side
    29,277.74x = 795,465,869.40
  5. Step 5: Solve for x
    x = 795,465,869.40/29,277.74
  6. Step 6: Final answer
    x = 27,169.65

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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.