Home / 13,888.16-19,166.22-7,600.60

Finding the Fourth Proportional to 13,888.16, 19,166.22 and 7,600.60

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Solution

The fourth proportional to 13,888.16, 19,166.22 and 7,600.60 is: 10,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888.16 : 19,166.22 = 7,600.60 : x
  2. Step 2: Convert to fraction form
    13,888.16/19,166.22 = 7,600.60/x
  3. Step 3: Cross multiply
    13,888.16x = 19,166.22 × 7,600.60
  4. Step 4: Simplify right side
    13,888.16x = 145,674,771.73
  5. Step 5: Solve for x
    x = 145,674,771.73/13,888.16
  6. Step 6: Final answer
    x = 10,489.13

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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.