Home / 14,836.20-22,218.30-7,895.40

Finding the Fourth Proportional to 14,836.20, 22,218.30 and 7,895.40

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Solution

The fourth proportional to 14,836.20, 22,218.30 and 7,895.40 is: 11,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,836.20 : 22,218.30 = 7,895.40 : x
  2. Step 2: Convert to fraction form
    14,836.20/22,218.30 = 7,895.40/x
  3. Step 3: Cross multiply
    14,836.20x = 22,218.30 × 7,895.40
  4. Step 4: Simplify right side
    14,836.20x = 175,422,365.82
  5. Step 5: Solve for x
    x = 175,422,365.82/14,836.20
  6. Step 6: Final answer
    x = 11,823.94

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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.