Home / 38,971.61-58,422.33-14,005.79

Finding the Fourth Proportional to 38,971.61, 58,422.33 and 14,005.79

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Solution

The fourth proportional to 38,971.61, 58,422.33 and 14,005.79 is: 20,996.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,971.61 : 58,422.33 = 14,005.79 : x
  2. Step 2: Convert to fraction form
    38,971.61/58,422.33 = 14,005.79/x
  3. Step 3: Cross multiply
    38,971.61x = 58,422.33 × 14,005.79
  4. Step 4: Simplify right side
    38,971.61x = 818,250,885.29
  5. Step 5: Solve for x
    x = 818,250,885.29/38,971.61
  6. Step 6: Final answer
    x = 20,996.08

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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.