Home / 11,052.01-15,222.18-9,559.99

Finding the Fourth Proportional to 11,052.01, 15,222.18 and 9,559.99

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Solution

The fourth proportional to 11,052.01, 15,222.18 and 9,559.99 is: 13,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.01 : 15,222.18 = 9,559.99 : x
  2. Step 2: Convert to fraction form
    11,052.01/15,222.18 = 9,559.99/x
  3. Step 3: Cross multiply
    11,052.01x = 15,222.18 × 9,559.99
  4. Step 4: Simplify right side
    11,052.01x = 145,523,888.58
  5. Step 5: Solve for x
    x = 145,523,888.58/11,052.01
  6. Step 6: Final answer
    x = 13,167.19

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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.