Home / 13,035.24-17,987.52-7,369.68

Finding the Fourth Proportional to 13,035.24, 17,987.52 and 7,369.68

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Solution

The fourth proportional to 13,035.24, 17,987.52 and 7,369.68 is: 10,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.24 : 17,987.52 = 7,369.68 : x
  2. Step 2: Convert to fraction form
    13,035.24/17,987.52 = 7,369.68/x
  3. Step 3: Cross multiply
    13,035.24x = 17,987.52 × 7,369.68
  4. Step 4: Simplify right side
    13,035.24x = 132,562,266.39
  5. Step 5: Solve for x
    x = 132,562,266.39/13,035.24
  6. Step 6: Final answer
    x = 10,169.53

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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.