Home / 18,502.36-25,533.28-10,118.88

Finding the Fourth Proportional to 18,502.36, 25,533.28 and 10,118.88

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Solution

The fourth proportional to 18,502.36, 25,533.28 and 10,118.88 is: 13,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,502.36 : 25,533.28 = 10,118.88 : x
  2. Step 2: Convert to fraction form
    18,502.36/25,533.28 = 10,118.88/x
  3. Step 3: Cross multiply
    18,502.36x = 25,533.28 × 10,118.88
  4. Step 4: Simplify right side
    18,502.36x = 258,368,196.33
  5. Step 5: Solve for x
    x = 258,368,196.33/18,502.36
  6. Step 6: Final answer
    x = 13,964.07

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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.