Home / 11,370.66-17,045.52-10,436.64

Finding the Fourth Proportional to 11,370.66, 17,045.52 and 10,436.64

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Solution

The fourth proportional to 11,370.66, 17,045.52 and 10,436.64 is: 15,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.66 : 17,045.52 = 10,436.64 : x
  2. Step 2: Convert to fraction form
    11,370.66/17,045.52 = 10,436.64/x
  3. Step 3: Cross multiply
    11,370.66x = 17,045.52 × 10,436.64
  4. Step 4: Simplify right side
    11,370.66x = 177,897,955.85
  5. Step 5: Solve for x
    x = 177,897,955.85/11,370.66
  6. Step 6: Final answer
    x = 15,645.35

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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.