Home / 12,983.87-19,468.02-5,955.08

Finding the Fourth Proportional to 12,983.87, 19,468.02 and 5,955.08

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Solution

The fourth proportional to 12,983.87, 19,468.02 and 5,955.08 is: 8,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983.87 : 19,468.02 = 5,955.08 : x
  2. Step 2: Convert to fraction form
    12,983.87/19,468.02 = 5,955.08/x
  3. Step 3: Cross multiply
    12,983.87x = 19,468.02 × 5,955.08
  4. Step 4: Simplify right side
    12,983.87x = 115,933,616.54
  5. Step 5: Solve for x
    x = 115,933,616.54/12,983.87
  6. Step 6: Final answer
    x = 8,929.05

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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.