Home / 38,070.25-52,536.96-21,306.49

Finding the Fourth Proportional to 38,070.25, 52,536.96 and 21,306.49

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Solution

The fourth proportional to 38,070.25, 52,536.96 and 21,306.49 is: 29,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.25 : 52,536.96 = 21,306.49 : x
  2. Step 2: Convert to fraction form
    38,070.25/52,536.96 = 21,306.49/x
  3. Step 3: Cross multiply
    38,070.25x = 52,536.96 × 21,306.49
  4. Step 4: Simplify right side
    38,070.25x = 1,119,378,212.87
  5. Step 5: Solve for x
    x = 1,119,378,212.87/38,070.25
  6. Step 6: Final answer
    x = 29,402.96

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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.