Home / 38,136.15-52,634.58-22,000.65

Finding the Fourth Proportional to 38,136.15, 52,634.58 and 22,000.65

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Solution

The fourth proportional to 38,136.15, 52,634.58 and 22,000.65 is: 30,364.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136.15 : 52,634.58 = 22,000.65 : x
  2. Step 2: Convert to fraction form
    38,136.15/52,634.58 = 22,000.65/x
  3. Step 3: Cross multiply
    38,136.15x = 52,634.58 × 22,000.65
  4. Step 4: Simplify right side
    38,136.15x = 1,157,994,692.59
  5. Step 5: Solve for x
    x = 1,157,994,692.59/38,136.15
  6. Step 6: Final answer
    x = 30,364.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.