Home / 25,614.36-35,351.10-15,013.08

Finding the Fourth Proportional to 25,614.36, 35,351.10 and 15,013.08

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Solution

The fourth proportional to 25,614.36, 35,351.10 and 15,013.08 is: 20,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.36 : 35,351.10 = 15,013.08 : x
  2. Step 2: Convert to fraction form
    25,614.36/35,351.10 = 15,013.08/x
  3. Step 3: Cross multiply
    25,614.36x = 35,351.10 × 15,013.08
  4. Step 4: Simplify right side
    25,614.36x = 530,728,892.39
  5. Step 5: Solve for x
    x = 530,728,892.39/25,614.36
  6. Step 6: Final answer
    x = 20,719.97

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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.