Home / 36,294.90-50,085.66-20,380.02

Finding the Fourth Proportional to 36,294.90, 50,085.66 and 20,380.02

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Solution

The fourth proportional to 36,294.90, 50,085.66 and 20,380.02 is: 28,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,294.90 : 50,085.66 = 20,380.02 : x
  2. Step 2: Convert to fraction form
    36,294.90/50,085.66 = 20,380.02/x
  3. Step 3: Cross multiply
    36,294.90x = 50,085.66 × 20,380.02
  4. Step 4: Simplify right side
    36,294.90x = 1,020,746,752.51
  5. Step 5: Solve for x
    x = 1,020,746,752.51/36,294.90
  6. Step 6: Final answer
    x = 28,123.70

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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.