Home / 34,392.57-51,578.06-13,331.13

Finding the Fourth Proportional to 34,392.57, 51,578.06 and 13,331.13

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Solution

The fourth proportional to 34,392.57, 51,578.06 and 13,331.13 is: 19,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,392.57 : 51,578.06 = 13,331.13 : x
  2. Step 2: Convert to fraction form
    34,392.57/51,578.06 = 13,331.13/x
  3. Step 3: Cross multiply
    34,392.57x = 51,578.06 × 13,331.13
  4. Step 4: Simplify right side
    34,392.57x = 687,593,756.35
  5. Step 5: Solve for x
    x = 687,593,756.35/34,392.57
  6. Step 6: Final answer
    x = 19,992.51

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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.