Home / 15,518.06-23,260.92-7,191.23

Finding the Fourth Proportional to 15,518.06, 23,260.92 and 7,191.23

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Solution

The fourth proportional to 15,518.06, 23,260.92 and 7,191.23 is: 10,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.06 : 23,260.92 = 7,191.23 : x
  2. Step 2: Convert to fraction form
    15,518.06/23,260.92 = 7,191.23/x
  3. Step 3: Cross multiply
    15,518.06x = 23,260.92 × 7,191.23
  4. Step 4: Simplify right side
    15,518.06x = 167,274,653.75
  5. Step 5: Solve for x
    x = 167,274,653.75/15,518.06
  6. Step 6: Final answer
    x = 10,779.36

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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.