Home / 16,087.64-22,208.70-10,122.20

Finding the Fourth Proportional to 16,087.64, 22,208.70 and 10,122.20

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Solution

The fourth proportional to 16,087.64, 22,208.70 and 10,122.20 is: 13,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.64 : 22,208.70 = 10,122.20 : x
  2. Step 2: Convert to fraction form
    16,087.64/22,208.70 = 10,122.20/x
  3. Step 3: Cross multiply
    16,087.64x = 22,208.70 × 10,122.20
  4. Step 4: Simplify right side
    16,087.64x = 224,800,903.14
  5. Step 5: Solve for x
    x = 224,800,903.14/16,087.64
  6. Step 6: Final answer
    x = 13,973.52

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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.