Home / 16,403.18-22,634.64-10,031.36

Finding the Fourth Proportional to 16,403.18, 22,634.64 and 10,031.36

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Solution

The fourth proportional to 16,403.18, 22,634.64 and 10,031.36 is: 13,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.18 : 22,634.64 = 10,031.36 : x
  2. Step 2: Convert to fraction form
    16,403.18/22,634.64 = 10,031.36/x
  3. Step 3: Cross multiply
    16,403.18x = 22,634.64 × 10,031.36
  4. Step 4: Simplify right side
    16,403.18x = 227,056,222.31
  5. Step 5: Solve for x
    x = 227,056,222.31/16,403.18
  6. Step 6: Final answer
    x = 13,842.21

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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.