Home / 39,286.16-54,210.47-23,152.48

Finding the Fourth Proportional to 39,286.16, 54,210.47 and 23,152.48

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Solution

The fourth proportional to 39,286.16, 54,210.47 and 23,152.48 is: 31,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,286.16 : 54,210.47 = 23,152.48 : x
  2. Step 2: Convert to fraction form
    39,286.16/54,210.47 = 23,152.48/x
  3. Step 3: Cross multiply
    39,286.16x = 54,210.47 × 23,152.48
  4. Step 4: Simplify right side
    39,286.16x = 1,255,106,876.11
  5. Step 5: Solve for x
    x = 1,255,106,876.11/39,286.16
  6. Step 6: Final answer
    x = 31,947.81

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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.