Home / 36,285.92-50,074.52-20,370.40

Finding the Fourth Proportional to 36,285.92, 50,074.52 and 20,370.40

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Solution

The fourth proportional to 36,285.92, 50,074.52 and 20,370.40 is: 28,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,285.92 : 50,074.52 = 20,370.40 : x
  2. Step 2: Convert to fraction form
    36,285.92/50,074.52 = 20,370.40/x
  3. Step 3: Cross multiply
    36,285.92x = 50,074.52 × 20,370.40
  4. Step 4: Simplify right side
    36,285.92x = 1,020,037,927.95
  5. Step 5: Solve for x
    x = 1,020,037,927.95/36,285.92
  6. Step 6: Final answer
    x = 28,111.13

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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.