Home / 39,397.40-54,304.08-27,439.96

Finding the Fourth Proportional to 39,397.40, 54,304.08 and 27,439.96

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Solution

The fourth proportional to 39,397.40, 54,304.08 and 27,439.96 is: 37,822.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,397.40 : 54,304.08 = 27,439.96 : x
  2. Step 2: Convert to fraction form
    39,397.40/54,304.08 = 27,439.96/x
  3. Step 3: Cross multiply
    39,397.40x = 54,304.08 × 27,439.96
  4. Step 4: Simplify right side
    39,397.40x = 1,490,101,783.04
  5. Step 5: Solve for x
    x = 1,490,101,783.04/39,397.40
  6. Step 6: Final answer
    x = 37,822.34

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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.