Home / 36,557.06-50,449.70-20,641.64

Finding the Fourth Proportional to 36,557.06, 50,449.70 and 20,641.64

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Solution

The fourth proportional to 36,557.06, 50,449.70 and 20,641.64 is: 28,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.06 : 50,449.70 = 20,641.64 : x
  2. Step 2: Convert to fraction form
    36,557.06/50,449.70 = 20,641.64/x
  3. Step 3: Cross multiply
    36,557.06x = 50,449.70 × 20,641.64
  4. Step 4: Simplify right side
    36,557.06x = 1,041,364,344.86
  5. Step 5: Solve for x
    x = 1,041,364,344.86/36,557.06
  6. Step 6: Final answer
    x = 28,486.00

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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.