Home / 14,890.07-22,287.20-7,860.08

Finding the Fourth Proportional to 14,890.07, 22,287.20 and 7,860.08

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Solution

The fourth proportional to 14,890.07, 22,287.20 and 7,860.08 is: 11,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.07 : 22,287.20 = 7,860.08 : x
  2. Step 2: Convert to fraction form
    14,890.07/22,287.20 = 7,860.08/x
  3. Step 3: Cross multiply
    14,890.07x = 22,287.20 × 7,860.08
  4. Step 4: Simplify right side
    14,890.07x = 175,179,191.39
  5. Step 5: Solve for x
    x = 175,179,191.39/14,890.07
  6. Step 6: Final answer
    x = 11,764.83

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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.