Home / 16,402.08-22,638.36-10,029.84

Finding the Fourth Proportional to 16,402.08, 22,638.36 and 10,029.84

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Solution

The fourth proportional to 16,402.08, 22,638.36 and 10,029.84 is: 13,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.08 : 22,638.36 = 10,029.84 : x
  2. Step 2: Convert to fraction form
    16,402.08/22,638.36 = 10,029.84/x
  3. Step 3: Cross multiply
    16,402.08x = 22,638.36 × 10,029.84
  4. Step 4: Simplify right side
    16,402.08x = 227,059,128.66
  5. Step 5: Solve for x
    x = 227,059,128.66/16,402.08
  6. Step 6: Final answer
    x = 13,843.31

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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.