Home / 16,197.48-22,344.88-9,478.98

Finding the Fourth Proportional to 16,197.48, 22,344.88 and 9,478.98

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Solution

The fourth proportional to 16,197.48, 22,344.88 and 9,478.98 is: 13,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,197.48 : 22,344.88 = 9,478.98 : x
  2. Step 2: Convert to fraction form
    16,197.48/22,344.88 = 9,478.98/x
  3. Step 3: Cross multiply
    16,197.48x = 22,344.88 × 9,478.98
  4. Step 4: Simplify right side
    16,197.48x = 211,806,670.62
  5. Step 5: Solve for x
    x = 211,806,670.62/16,197.48
  6. Step 6: Final answer
    x = 13,076.52

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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.