Home / 38,584.38-53,248.49-21,587.59

Finding the Fourth Proportional to 38,584.38, 53,248.49 and 21,587.59

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Solution

The fourth proportional to 38,584.38, 53,248.49 and 21,587.59 is: 29,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584.38 : 53,248.49 = 21,587.59 : x
  2. Step 2: Convert to fraction form
    38,584.38/53,248.49 = 21,587.59/x
  3. Step 3: Cross multiply
    38,584.38x = 53,248.49 × 21,587.59
  4. Step 4: Simplify right side
    38,584.38x = 1,149,506,460.05
  5. Step 5: Solve for x
    x = 1,149,506,460.05/38,584.38
  6. Step 6: Final answer
    x = 29,792.02

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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.