Home / 15,899.72-23,827.30-11,948.45

Finding the Fourth Proportional to 15,899.72, 23,827.30 and 11,948.45

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Solution

The fourth proportional to 15,899.72, 23,827.30 and 11,948.45 is: 17,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,899.72 : 23,827.30 = 11,948.45 : x
  2. Step 2: Convert to fraction form
    15,899.72/23,827.30 = 11,948.45/x
  3. Step 3: Cross multiply
    15,899.72x = 23,827.30 × 11,948.45
  4. Step 4: Simplify right side
    15,899.72x = 284,699,304.61
  5. Step 5: Solve for x
    x = 284,699,304.61/15,899.72
  6. Step 6: Final answer
    x = 17,905.93

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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.