Home / 40,612.28-60,871.77-25,421.67

Finding the Fourth Proportional to 40,612.28, 60,871.77 and 25,421.67

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Solution

The fourth proportional to 40,612.28, 60,871.77 and 25,421.67 is: 38,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,612.28 : 60,871.77 = 25,421.67 : x
  2. Step 2: Convert to fraction form
    40,612.28/60,871.77 = 25,421.67/x
  3. Step 3: Cross multiply
    40,612.28x = 60,871.77 × 25,421.67
  4. Step 4: Simplify right side
    40,612.28x = 1,547,462,049.26
  5. Step 5: Solve for x
    x = 1,547,462,049.26/40,612.28
  6. Step 6: Final answer
    x = 38,103.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.