Home / 40,615.50-60,897.33-19,513.56

Finding the Fourth Proportional to 40,615.50, 60,897.33 and 19,513.56

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Solution

The fourth proportional to 40,615.50, 60,897.33 and 19,513.56 is: 29,257.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,615.50 : 60,897.33 = 19,513.56 : x
  2. Step 2: Convert to fraction form
    40,615.50/60,897.33 = 19,513.56/x
  3. Step 3: Cross multiply
    40,615.50x = 60,897.33 × 19,513.56
  4. Step 4: Simplify right side
    40,615.50x = 1,188,323,702.79
  5. Step 5: Solve for x
    x = 1,188,323,702.79/40,615.50
  6. Step 6: Final answer
    x = 29,257.89

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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.