Home / 36,452.34-54,670.29-13,078.77

Finding the Fourth Proportional to 36,452.34, 54,670.29 and 13,078.77

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Solution

The fourth proportional to 36,452.34, 54,670.29 and 13,078.77 is: 19,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,452.34 : 54,670.29 = 13,078.77 : x
  2. Step 2: Convert to fraction form
    36,452.34/54,670.29 = 13,078.77/x
  3. Step 3: Cross multiply
    36,452.34x = 54,670.29 × 13,078.77
  4. Step 4: Simplify right side
    36,452.34x = 715,020,148.74
  5. Step 5: Solve for x
    x = 715,020,148.74/36,452.34
  6. Step 6: Final answer
    x = 19,615.21

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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.