Home / 38,727.72-53,401.56-26,770.30

Finding the Fourth Proportional to 38,727.72, 53,401.56 and 26,770.30

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Solution

The fourth proportional to 38,727.72, 53,401.56 and 26,770.30 is: 36,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,727.72 : 53,401.56 = 26,770.30 : x
  2. Step 2: Convert to fraction form
    38,727.72/53,401.56 = 26,770.30/x
  3. Step 3: Cross multiply
    38,727.72x = 53,401.56 × 26,770.30
  4. Step 4: Simplify right side
    38,727.72x = 1,429,575,781.67
  5. Step 5: Solve for x
    x = 1,429,575,781.67/38,727.72
  6. Step 6: Final answer
    x = 36,913.50

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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.