Home / 30,702.33-45,968.09-15,677.00

Finding the Fourth Proportional to 30,702.33, 45,968.09 and 15,677.00

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Solution

The fourth proportional to 30,702.33, 45,968.09 and 15,677.00 is: 23,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702.33 : 45,968.09 = 15,677.00 : x
  2. Step 2: Convert to fraction form
    30,702.33/45,968.09 = 15,677.00/x
  3. Step 3: Cross multiply
    30,702.33x = 45,968.09 × 15,677.00
  4. Step 4: Simplify right side
    30,702.33x = 720,641,438.70
  5. Step 5: Solve for x
    x = 720,641,438.70/30,702.33
  6. Step 6: Final answer
    x = 23,471.88

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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.