Home / 36,285.47-50,070.53-20,366.81

Finding the Fourth Proportional to 36,285.47, 50,070.53 and 20,366.81

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Solution

The fourth proportional to 36,285.47, 50,070.53 and 20,366.81 is: 28,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,285.47 : 50,070.53 = 20,366.81 : x
  2. Step 2: Convert to fraction form
    36,285.47/50,070.53 = 20,366.81/x
  3. Step 3: Cross multiply
    36,285.47x = 50,070.53 × 20,366.81
  4. Step 4: Simplify right side
    36,285.47x = 1,019,776,869.28
  5. Step 5: Solve for x
    x = 1,019,776,869.28/36,285.47
  6. Step 6: Final answer
    x = 28,104.28

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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.