Home / 40,456.30-60,645.26-15,477.11

Finding the Fourth Proportional to 40,456.30, 60,645.26 and 15,477.11

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Solution

The fourth proportional to 40,456.30, 60,645.26 and 15,477.11 is: 23,200.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.30 : 60,645.26 = 15,477.11 : x
  2. Step 2: Convert to fraction form
    40,456.30/60,645.26 = 15,477.11/x
  3. Step 3: Cross multiply
    40,456.30x = 60,645.26 × 15,477.11
  4. Step 4: Simplify right side
    40,456.30x = 938,613,360.00
  5. Step 5: Solve for x
    x = 938,613,360.00/40,456.30
  6. Step 6: Final answer
    x = 23,200.67

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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.