Home / 53,007.26-79,522.66-17,479.60

Finding the Fourth Proportional to 53,007.26, 79,522.66 and 17,479.60

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Solution

The fourth proportional to 53,007.26, 79,522.66 and 17,479.60 is: 26,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007.26 : 79,522.66 = 17,479.60 : x
  2. Step 2: Convert to fraction form
    53,007.26/79,522.66 = 17,479.60/x
  3. Step 3: Cross multiply
    53,007.26x = 79,522.66 × 17,479.60
  4. Step 4: Simplify right side
    53,007.26x = 1,390,024,110.78
  5. Step 5: Solve for x
    x = 1,390,024,110.78/53,007.26
  6. Step 6: Final answer
    x = 26,223.28

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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.