Home / 38,924.44-58,386.72-12,631.24

Finding the Fourth Proportional to 38,924.44, 58,386.72 and 12,631.24

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Solution

The fourth proportional to 38,924.44, 58,386.72 and 12,631.24 is: 18,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,924.44 : 58,386.72 = 12,631.24 : x
  2. Step 2: Convert to fraction form
    38,924.44/58,386.72 = 12,631.24/x
  3. Step 3: Cross multiply
    38,924.44x = 58,386.72 × 12,631.24
  4. Step 4: Simplify right side
    38,924.44x = 737,496,673.13
  5. Step 5: Solve for x
    x = 737,496,673.13/38,924.44
  6. Step 6: Final answer
    x = 18,946.88

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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.