Home / 39,721.49-54,815.40-23,805.93

Finding the Fourth Proportional to 39,721.49, 54,815.40 and 23,805.93

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Solution

The fourth proportional to 39,721.49, 54,815.40 and 23,805.93 is: 32,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,721.49 : 54,815.40 = 23,805.93 : x
  2. Step 2: Convert to fraction form
    39,721.49/54,815.40 = 23,805.93/x
  3. Step 3: Cross multiply
    39,721.49x = 54,815.40 × 23,805.93
  4. Step 4: Simplify right side
    39,721.49x = 1,304,931,780.88
  5. Step 5: Solve for x
    x = 1,304,931,780.88/39,721.49
  6. Step 6: Final answer
    x = 32,852.04

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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.