Home / 14,083.12-19,432.72-11,967.24

Finding the Fourth Proportional to 14,083.12, 19,432.72 and 11,967.24

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Solution

The fourth proportional to 14,083.12, 19,432.72 and 11,967.24 is: 16,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.12 : 19,432.72 = 11,967.24 : x
  2. Step 2: Convert to fraction form
    14,083.12/19,432.72 = 11,967.24/x
  3. Step 3: Cross multiply
    14,083.12x = 19,432.72 × 11,967.24
  4. Step 4: Simplify right side
    14,083.12x = 232,556,024.09
  5. Step 5: Solve for x
    x = 232,556,024.09/14,083.12
  6. Step 6: Final answer
    x = 16,513.10

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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.