Home / 21,924.98-32,880.03-7,130.23

Finding the Fourth Proportional to 21,924.98, 32,880.03 and 7,130.23

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Solution

The fourth proportional to 21,924.98, 32,880.03 and 7,130.23 is: 10,692.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,924.98 : 32,880.03 = 7,130.23 : x
  2. Step 2: Convert to fraction form
    21,924.98/32,880.03 = 7,130.23/x
  3. Step 3: Cross multiply
    21,924.98x = 32,880.03 × 7,130.23
  4. Step 4: Simplify right side
    21,924.98x = 234,442,067.37
  5. Step 5: Solve for x
    x = 234,442,067.37/21,924.98
  6. Step 6: Final answer
    x = 10,692.92

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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.