Home / 21,923.75-32,886.23-7,133.55

Finding the Fourth Proportional to 21,923.75, 32,886.23 and 7,133.55

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Solution

The fourth proportional to 21,923.75, 32,886.23 and 7,133.55 is: 10,700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923.75 : 32,886.23 = 7,133.55 : x
  2. Step 2: Convert to fraction form
    21,923.75/32,886.23 = 7,133.55/x
  3. Step 3: Cross multiply
    21,923.75x = 32,886.23 × 7,133.55
  4. Step 4: Simplify right side
    21,923.75x = 234,595,530.35
  5. Step 5: Solve for x
    x = 234,595,530.35/21,923.75
  6. Step 6: Final answer
    x = 10,700.52

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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.