Home / 39,622.18-59,432.82-9,636.58

Finding the Fourth Proportional to 39,622.18, 59,432.82 and 9,636.58

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Solution

The fourth proportional to 39,622.18, 59,432.82 and 9,636.58 is: 14,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622.18 : 59,432.82 = 9,636.58 : x
  2. Step 2: Convert to fraction form
    39,622.18/59,432.82 = 9,636.58/x
  3. Step 3: Cross multiply
    39,622.18x = 59,432.82 × 9,636.58
  4. Step 4: Simplify right side
    39,622.18x = 572,729,124.56
  5. Step 5: Solve for x
    x = 572,729,124.56/39,622.18
  6. Step 6: Final answer
    x = 14,454.76

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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.