Home / 14,028.12-21,002.90-10,567.80

Finding the Fourth Proportional to 14,028.12, 21,002.90 and 10,567.80

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Solution

The fourth proportional to 14,028.12, 21,002.90 and 10,567.80 is: 15,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.12 : 21,002.90 = 10,567.80 : x
  2. Step 2: Convert to fraction form
    14,028.12/21,002.90 = 10,567.80/x
  3. Step 3: Cross multiply
    14,028.12x = 21,002.90 × 10,567.80
  4. Step 4: Simplify right side
    14,028.12x = 221,954,393.78
  5. Step 5: Solve for x
    x = 221,954,393.78/14,028.12
  6. Step 6: Final answer
    x = 15,822.11

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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.