Home / 39,300.32-54,218.76-23,378.96

Finding the Fourth Proportional to 39,300.32, 54,218.76 and 23,378.96

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Solution

The fourth proportional to 39,300.32, 54,218.76 and 23,378.96 is: 32,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,300.32 : 54,218.76 = 23,378.96 : x
  2. Step 2: Convert to fraction form
    39,300.32/54,218.76 = 23,378.96/x
  3. Step 3: Cross multiply
    39,300.32x = 54,218.76 × 23,378.96
  4. Step 4: Simplify right side
    39,300.32x = 1,267,578,221.29
  5. Step 5: Solve for x
    x = 1,267,578,221.29/39,300.32
  6. Step 6: Final answer
    x = 32,253.64

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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.