Home / 16,094.64-22,218.36-10,129.20

Finding the Fourth Proportional to 16,094.64, 22,218.36 and 10,129.20

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Solution

The fourth proportional to 16,094.64, 22,218.36 and 10,129.20 is: 13,983.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,094.64 : 22,218.36 = 10,129.20 : x
  2. Step 2: Convert to fraction form
    16,094.64/22,218.36 = 10,129.20/x
  3. Step 3: Cross multiply
    16,094.64x = 22,218.36 × 10,129.20
  4. Step 4: Simplify right side
    16,094.64x = 225,054,212.11
  5. Step 5: Solve for x
    x = 225,054,212.11/16,094.64
  6. Step 6: Final answer
    x = 13,983.18

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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.