Home / 18,526.05-25,566.03-10,972.26

Finding the Fourth Proportional to 18,526.05, 25,566.03 and 10,972.26

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Solution

The fourth proportional to 18,526.05, 25,566.03 and 10,972.26 is: 15,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.05 : 25,566.03 = 10,972.26 : x
  2. Step 2: Convert to fraction form
    18,526.05/25,566.03 = 10,972.26/x
  3. Step 3: Cross multiply
    18,526.05x = 25,566.03 × 10,972.26
  4. Step 4: Simplify right side
    18,526.05x = 280,517,128.33
  5. Step 5: Solve for x
    x = 280,517,128.33/18,526.05
  6. Step 6: Final answer
    x = 15,141.77

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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.