Home / 36,557.93-50,449.52-20,643.05

Finding the Fourth Proportional to 36,557.93, 50,449.52 and 20,643.05

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Solution

The fourth proportional to 36,557.93, 50,449.52 and 20,643.05 is: 28,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.93 : 50,449.52 = 20,643.05 : x
  2. Step 2: Convert to fraction form
    36,557.93/50,449.52 = 20,643.05/x
  3. Step 3: Cross multiply
    36,557.93x = 50,449.52 × 20,643.05
  4. Step 4: Simplify right side
    36,557.93x = 1,041,432,141.57
  5. Step 5: Solve for x
    x = 1,041,432,141.57/36,557.93
  6. Step 6: Final answer
    x = 28,487.17

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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.