Home / 47,868.74-71,805.81-14,589.89

Finding the Fourth Proportional to 47,868.74, 71,805.81 and 14,589.89

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Solution

The fourth proportional to 47,868.74, 71,805.81 and 14,589.89 is: 21,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,868.74 : 71,805.81 = 14,589.89 : x
  2. Step 2: Convert to fraction form
    47,868.74/71,805.81 = 14,589.89/x
  3. Step 3: Cross multiply
    47,868.74x = 71,805.81 × 14,589.89
  4. Step 4: Simplify right side
    47,868.74x = 1,047,638,869.26
  5. Step 5: Solve for x
    x = 1,047,638,869.26/47,868.74
  6. Step 6: Final answer
    x = 21,885.66

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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.