Home / 14,012.88-21,032.28-7,092.24

Finding the Fourth Proportional to 14,012.88, 21,032.28 and 7,092.24

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Solution

The fourth proportional to 14,012.88, 21,032.28 and 7,092.24 is: 10,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.88 : 21,032.28 = 7,092.24 : x
  2. Step 2: Convert to fraction form
    14,012.88/21,032.28 = 7,092.24/x
  3. Step 3: Cross multiply
    14,012.88x = 21,032.28 × 7,092.24
  4. Step 4: Simplify right side
    14,012.88x = 149,165,977.51
  5. Step 5: Solve for x
    x = 149,165,977.51/14,012.88
  6. Step 6: Final answer
    x = 10,644.92

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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.