Home / 12,316.29-16,998.56-7,010.38

Finding the Fourth Proportional to 12,316.29, 16,998.56 and 7,010.38

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Solution

The fourth proportional to 12,316.29, 16,998.56 and 7,010.38 is: 9,675.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.29 : 16,998.56 = 7,010.38 : x
  2. Step 2: Convert to fraction form
    12,316.29/16,998.56 = 7,010.38/x
  3. Step 3: Cross multiply
    12,316.29x = 16,998.56 × 7,010.38
  4. Step 4: Simplify right side
    12,316.29x = 119,166,365.05
  5. Step 5: Solve for x
    x = 119,166,365.05/12,316.29
  6. Step 6: Final answer
    x = 9,675.51

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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.