Home / 30,216.75-45,281.33-17,041.11

Finding the Fourth Proportional to 30,216.75, 45,281.33 and 17,041.11

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Solution

The fourth proportional to 30,216.75, 45,281.33 and 17,041.11 is: 25,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.75 : 45,281.33 = 17,041.11 : x
  2. Step 2: Convert to fraction form
    30,216.75/45,281.33 = 17,041.11/x
  3. Step 3: Cross multiply
    30,216.75x = 45,281.33 × 17,041.11
  4. Step 4: Simplify right side
    30,216.75x = 771,644,040.27
  5. Step 5: Solve for x
    x = 771,644,040.27/30,216.75
  6. Step 6: Final answer
    x = 25,536.96

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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.