Home / 38,667.90-58,001.94-12,374.76

Finding the Fourth Proportional to 38,667.90, 58,001.94 and 12,374.76

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Solution

The fourth proportional to 38,667.90, 58,001.94 and 12,374.76 is: 18,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,667.90 : 58,001.94 = 12,374.76 : x
  2. Step 2: Convert to fraction form
    38,667.90/58,001.94 = 12,374.76/x
  3. Step 3: Cross multiply
    38,667.90x = 58,001.94 × 12,374.76
  4. Step 4: Simplify right side
    38,667.90x = 717,760,087.03
  5. Step 5: Solve for x
    x = 717,760,087.03/38,667.90
  6. Step 6: Final answer
    x = 18,562.17

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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.