Home / 39,037.82-58,595.61-21,515.90

Finding the Fourth Proportional to 39,037.82, 58,595.61 and 21,515.90

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Solution

The fourth proportional to 39,037.82, 58,595.61 and 21,515.90 is: 32,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,037.82 : 58,595.61 = 21,515.90 : x
  2. Step 2: Convert to fraction form
    39,037.82/58,595.61 = 21,515.90/x
  3. Step 3: Cross multiply
    39,037.82x = 58,595.61 × 21,515.90
  4. Step 4: Simplify right side
    39,037.82x = 1,260,737,211.95
  5. Step 5: Solve for x
    x = 1,260,737,211.95/39,037.82
  6. Step 6: Final answer
    x = 32,295.28

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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.