Home / 15,039.41-22,530.33-9,118.13

Finding the Fourth Proportional to 15,039.41, 22,530.33 and 9,118.13

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Solution

The fourth proportional to 15,039.41, 22,530.33 and 9,118.13 is: 13,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039.41 : 22,530.33 = 9,118.13 : x
  2. Step 2: Convert to fraction form
    15,039.41/22,530.33 = 9,118.13/x
  3. Step 3: Cross multiply
    15,039.41x = 22,530.33 × 9,118.13
  4. Step 4: Simplify right side
    15,039.41x = 205,434,365.23
  5. Step 5: Solve for x
    x = 205,434,365.23/15,039.41
  6. Step 6: Final answer
    x = 13,659.74

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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.