Home / 28,074.16-38,756.37-17,467.21

Finding the Fourth Proportional to 28,074.16, 38,756.37 and 17,467.21

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Solution

The fourth proportional to 28,074.16, 38,756.37 and 17,467.21 is: 24,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,074.16 : 38,756.37 = 17,467.21 : x
  2. Step 2: Convert to fraction form
    28,074.16/38,756.37 = 17,467.21/x
  3. Step 3: Cross multiply
    28,074.16x = 38,756.37 × 17,467.21
  4. Step 4: Simplify right side
    28,074.16x = 676,965,653.63
  5. Step 5: Solve for x
    x = 676,965,653.63/28,074.16
  6. Step 6: Final answer
    x = 24,113.48

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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.