Home / 10,812.42-16,196.16-9,497.80

Finding the Fourth Proportional to 10,812.42, 16,196.16 and 9,497.80

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Solution

The fourth proportional to 10,812.42, 16,196.16 and 9,497.80 is: 14,226.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.42 : 16,196.16 = 9,497.80 : x
  2. Step 2: Convert to fraction form
    10,812.42/16,196.16 = 9,497.80/x
  3. Step 3: Cross multiply
    10,812.42x = 16,196.16 × 9,497.80
  4. Step 4: Simplify right side
    10,812.42x = 153,827,888.45
  5. Step 5: Solve for x
    x = 153,827,888.45/10,812.42
  6. Step 6: Final answer
    x = 14,226.96

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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.