Home / 17,969.22-24,776.97-15,132.24

Finding the Fourth Proportional to 17,969.22, 24,776.97 and 15,132.24

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Solution

The fourth proportional to 17,969.22, 24,776.97 and 15,132.24 is: 20,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,969.22 : 24,776.97 = 15,132.24 : x
  2. Step 2: Convert to fraction form
    17,969.22/24,776.97 = 15,132.24/x
  3. Step 3: Cross multiply
    17,969.22x = 24,776.97 × 15,132.24
  4. Step 4: Simplify right side
    17,969.22x = 374,931,056.51
  5. Step 5: Solve for x
    x = 374,931,056.51/17,969.22
  6. Step 6: Final answer
    x = 20,865.18

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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.