Home / 22,145.05-33,180.60-15,559.45

Finding the Fourth Proportional to 22,145.05, 33,180.60 and 15,559.45

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Solution

The fourth proportional to 22,145.05, 33,180.60 and 15,559.45 is: 23,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145.05 : 33,180.60 = 15,559.45 : x
  2. Step 2: Convert to fraction form
    22,145.05/33,180.60 = 15,559.45/x
  3. Step 3: Cross multiply
    22,145.05x = 33,180.60 × 15,559.45
  4. Step 4: Simplify right side
    22,145.05x = 516,271,886.67
  5. Step 5: Solve for x
    x = 516,271,886.67/22,145.05
  6. Step 6: Final answer
    x = 23,313.20

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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.