Home / 17,367.78-26,051.72-4,220.13

Finding the Fourth Proportional to 17,367.78, 26,051.72 and 4,220.13

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Solution

The fourth proportional to 17,367.78, 26,051.72 and 4,220.13 is: 6,330.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,367.78 : 26,051.72 = 4,220.13 : x
  2. Step 2: Convert to fraction form
    17,367.78/26,051.72 = 4,220.13/x
  3. Step 3: Cross multiply
    17,367.78x = 26,051.72 × 4,220.13
  4. Step 4: Simplify right side
    17,367.78x = 109,941,645.12
  5. Step 5: Solve for x
    x = 109,941,645.12/17,367.78
  6. Step 6: Final answer
    x = 6,330.21

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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.