Home / 16,809.52-25,218.60-6,422.08

Finding the Fourth Proportional to 16,809.52, 25,218.60 and 6,422.08

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Solution

The fourth proportional to 16,809.52, 25,218.60 and 6,422.08 is: 9,634.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,809.52 : 25,218.60 = 6,422.08 : x
  2. Step 2: Convert to fraction form
    16,809.52/25,218.60 = 6,422.08/x
  3. Step 3: Cross multiply
    16,809.52x = 25,218.60 × 6,422.08
  4. Step 4: Simplify right side
    16,809.52x = 161,955,866.69
  5. Step 5: Solve for x
    x = 161,955,866.69/16,809.52
  6. Step 6: Final answer
    x = 9,634.77

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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.