Home / 36,091.40-53,858.85-31,718.27

Finding the Fourth Proportional to 36,091.40, 53,858.85 and 31,718.27

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Solution

The fourth proportional to 36,091.40, 53,858.85 and 31,718.27 is: 47,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.40 : 53,858.85 = 31,718.27 : x
  2. Step 2: Convert to fraction form
    36,091.40/53,858.85 = 31,718.27/x
  3. Step 3: Cross multiply
    36,091.40x = 53,858.85 × 31,718.27
  4. Step 4: Simplify right side
    36,091.40x = 1,708,309,276.90
  5. Step 5: Solve for x
    x = 1,708,309,276.90/36,091.40
  6. Step 6: Final answer
    x = 47,332.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.