Home / 13,567.24-18,712.26-9,089.56

Finding the Fourth Proportional to 13,567.24, 18,712.26 and 9,089.56

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Solution

The fourth proportional to 13,567.24, 18,712.26 and 9,089.56 is: 12,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.24 : 18,712.26 = 9,089.56 : x
  2. Step 2: Convert to fraction form
    13,567.24/18,712.26 = 9,089.56/x
  3. Step 3: Cross multiply
    13,567.24x = 18,712.26 × 9,089.56
  4. Step 4: Simplify right side
    13,567.24x = 170,086,210.01
  5. Step 5: Solve for x
    x = 170,086,210.01/13,567.24
  6. Step 6: Final answer
    x = 12,536.54

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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.