Home / 38,972.16-58,437.72-12,673.62

Finding the Fourth Proportional to 38,972.16, 58,437.72 and 12,673.62

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Solution

The fourth proportional to 38,972.16, 58,437.72 and 12,673.62 is: 19,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,972.16 : 58,437.72 = 12,673.62 : x
  2. Step 2: Convert to fraction form
    38,972.16/58,437.72 = 12,673.62/x
  3. Step 3: Cross multiply
    38,972.16x = 58,437.72 × 12,673.62
  4. Step 4: Simplify right side
    38,972.16x = 740,617,456.95
  5. Step 5: Solve for x
    x = 740,617,456.95/38,972.16
  6. Step 6: Final answer
    x = 19,003.76

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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.