Home / 25,315.05-37,980.27-17,933.79

Finding the Fourth Proportional to 25,315.05, 37,980.27 and 17,933.79

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Solution

The fourth proportional to 25,315.05, 37,980.27 and 17,933.79 is: 26,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.05 : 37,980.27 = 17,933.79 : x
  2. Step 2: Convert to fraction form
    25,315.05/37,980.27 = 17,933.79/x
  3. Step 3: Cross multiply
    25,315.05x = 37,980.27 × 17,933.79
  4. Step 4: Simplify right side
    25,315.05x = 681,130,186.32
  5. Step 5: Solve for x
    x = 681,130,186.32/25,315.05
  6. Step 6: Final answer
    x = 26,906.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.