Home / 11,370.67-17,045.51-10,436.64

Finding the Fourth Proportional to 11,370.67, 17,045.51 and 10,436.64

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Solution

The fourth proportional to 11,370.67, 17,045.51 and 10,436.64 is: 15,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.67 : 17,045.51 = 10,436.64 : x
  2. Step 2: Convert to fraction form
    11,370.67/17,045.51 = 10,436.64/x
  3. Step 3: Cross multiply
    11,370.67x = 17,045.51 × 10,436.64
  4. Step 4: Simplify right side
    11,370.67x = 177,897,851.49
  5. Step 5: Solve for x
    x = 177,897,851.49/11,370.67
  6. Step 6: Final answer
    x = 15,645.33

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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.