Home / 37,817.12-52,184.40-21,051.68

Finding the Fourth Proportional to 37,817.12, 52,184.40 and 21,051.68

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Solution

The fourth proportional to 37,817.12, 52,184.40 and 21,051.68 is: 29,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,817.12 : 52,184.40 = 21,051.68 : x
  2. Step 2: Convert to fraction form
    37,817.12/52,184.40 = 21,051.68/x
  3. Step 3: Cross multiply
    37,817.12x = 52,184.40 × 21,051.68
  4. Step 4: Simplify right side
    37,817.12x = 1,098,569,289.79
  5. Step 5: Solve for x
    x = 1,098,569,289.79/37,817.12
  6. Step 6: Final answer
    x = 29,049.52

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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.