Home / 57,637.21-79,539.20-32,143.61

Finding the Fourth Proportional to 57,637.21, 79,539.20 and 32,143.61

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Solution

The fourth proportional to 57,637.21, 79,539.20 and 32,143.61 is: 44,358.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,637.21 : 79,539.20 = 32,143.61 : x
  2. Step 2: Convert to fraction form
    57,637.21/79,539.20 = 32,143.61/x
  3. Step 3: Cross multiply
    57,637.21x = 79,539.20 × 32,143.61
  4. Step 4: Simplify right side
    57,637.21x = 2,556,676,466.10
  5. Step 5: Solve for x
    x = 2,556,676,466.10/57,637.21
  6. Step 6: Final answer
    x = 44,358.09

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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.