Home / 12,937.08-19,389.38-5,532.84

Finding the Fourth Proportional to 12,937.08, 19,389.38 and 5,532.84

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Solution

The fourth proportional to 12,937.08, 19,389.38 and 5,532.84 is: 8,292.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.08 : 19,389.38 = 5,532.84 : x
  2. Step 2: Convert to fraction form
    12,937.08/19,389.38 = 5,532.84/x
  3. Step 3: Cross multiply
    12,937.08x = 19,389.38 × 5,532.84
  4. Step 4: Simplify right side
    12,937.08x = 107,278,309.58
  5. Step 5: Solve for x
    x = 107,278,309.58/12,937.08
  6. Step 6: Final answer
    x = 8,292.31

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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.