Home / 38,302.25-52,856.33-21,306.13

Finding the Fourth Proportional to 38,302.25, 52,856.33 and 21,306.13

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Solution

The fourth proportional to 38,302.25, 52,856.33 and 21,306.13 is: 29,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.25 : 52,856.33 = 21,306.13 : x
  2. Step 2: Convert to fraction form
    38,302.25/52,856.33 = 21,306.13/x
  3. Step 3: Cross multiply
    38,302.25x = 52,856.33 × 21,306.13
  4. Step 4: Simplify right side
    38,302.25x = 1,126,163,599.63
  5. Step 5: Solve for x
    x = 1,126,163,599.63/38,302.25
  6. Step 6: Final answer
    x = 29,402.03

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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.