Home / 23,274.42-32,017.91-20,390.16

Finding the Fourth Proportional to 23,274.42, 32,017.91 and 20,390.16

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Solution

The fourth proportional to 23,274.42, 32,017.91 and 20,390.16 is: 28,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,274.42 : 32,017.91 = 20,390.16 : x
  2. Step 2: Convert to fraction form
    23,274.42/32,017.91 = 20,390.16/x
  3. Step 3: Cross multiply
    23,274.42x = 32,017.91 × 20,390.16
  4. Step 4: Simplify right side
    23,274.42x = 652,850,147.68
  5. Step 5: Solve for x
    x = 652,850,147.68/23,274.42
  6. Step 6: Final answer
    x = 28,050.12

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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.