Home / 15,975.42-22,046.75-8,901.82

Finding the Fourth Proportional to 15,975.42, 22,046.75 and 8,901.82

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Solution

The fourth proportional to 15,975.42, 22,046.75 and 8,901.82 is: 12,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,975.42 : 22,046.75 = 8,901.82 : x
  2. Step 2: Convert to fraction form
    15,975.42/22,046.75 = 8,901.82/x
  3. Step 3: Cross multiply
    15,975.42x = 22,046.75 × 8,901.82
  4. Step 4: Simplify right side
    15,975.42x = 196,256,200.09
  5. Step 5: Solve for x
    x = 196,256,200.09/15,975.42
  6. Step 6: Final answer
    x = 12,284.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.