Home / 12,010.36-16,567.40-7,227

Finding the Fourth Proportional to 12,010.36, 16,567.40 and 7,227

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Solution

The fourth proportional to 12,010.36, 16,567.40 and 7,227 is: 9,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.36 : 16,567.40 = 7,227 : x
  2. Step 2: Convert to fraction form
    12,010.36/16,567.40 = 7,227/x
  3. Step 3: Cross multiply
    12,010.36x = 16,567.40 × 7,227
  4. Step 4: Simplify right side
    12,010.36x = 119,732,599.80
  5. Step 5: Solve for x
    x = 119,732,599.80/12,010.36
  6. Step 6: Final answer
    x = 9,969.11

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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.