Home / 16,422.14-22,650.64-11,386.58

Finding the Fourth Proportional to 16,422.14, 22,650.64 and 11,386.58

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Solution

The fourth proportional to 16,422.14, 22,650.64 and 11,386.58 is: 15,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.14 : 22,650.64 = 11,386.58 : x
  2. Step 2: Convert to fraction form
    16,422.14/22,650.64 = 11,386.58/x
  3. Step 3: Cross multiply
    16,422.14x = 22,650.64 × 11,386.58
  4. Step 4: Simplify right side
    16,422.14x = 257,913,182.69
  5. Step 5: Solve for x
    x = 257,913,182.69/16,422.14
  6. Step 6: Final answer
    x = 15,705.21

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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.