Home / 34,007.16-51,010.32-11,820.12

Finding the Fourth Proportional to 34,007.16, 51,010.32 and 11,820.12

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Solution

The fourth proportional to 34,007.16, 51,010.32 and 11,820.12 is: 17,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,007.16 : 51,010.32 = 11,820.12 : x
  2. Step 2: Convert to fraction form
    34,007.16/51,010.32 = 11,820.12/x
  3. Step 3: Cross multiply
    34,007.16x = 51,010.32 × 11,820.12
  4. Step 4: Simplify right side
    34,007.16x = 602,948,103.64
  5. Step 5: Solve for x
    x = 602,948,103.64/34,007.16
  6. Step 6: Final answer
    x = 17,730.03

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1.5x scale

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.