Home / 11,323.52-15,618.33-7,015.22

Finding the Fourth Proportional to 11,323.52, 15,618.33 and 7,015.22

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Solution

The fourth proportional to 11,323.52, 15,618.33 and 7,015.22 is: 9,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.52 : 15,618.33 = 7,015.22 : x
  2. Step 2: Convert to fraction form
    11,323.52/15,618.33 = 7,015.22/x
  3. Step 3: Cross multiply
    11,323.52x = 15,618.33 × 7,015.22
  4. Step 4: Simplify right side
    11,323.52x = 109,565,937.80
  5. Step 5: Solve for x
    x = 109,565,937.80/11,323.52
  6. Step 6: Final answer
    x = 9,675.96

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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.