Home / 34,279.36-51,418.08-10,907.20

Finding the Fourth Proportional to 34,279.36, 51,418.08 and 10,907.20

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Solution

The fourth proportional to 34,279.36, 51,418.08 and 10,907.20 is: 16,360.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.36 : 51,418.08 = 10,907.20 : x
  2. Step 2: Convert to fraction form
    34,279.36/51,418.08 = 10,907.20/x
  3. Step 3: Cross multiply
    34,279.36x = 51,418.08 × 10,907.20
  4. Step 4: Simplify right side
    34,279.36x = 560,827,282.18
  5. Step 5: Solve for x
    x = 560,827,282.18/34,279.36
  6. Step 6: Final answer
    x = 16,360.49

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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.