Home / 22,215.74-33,300.39-10,515.02

Finding the Fourth Proportional to 22,215.74, 33,300.39 and 10,515.02

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Solution

The fourth proportional to 22,215.74, 33,300.39 and 10,515.02 is: 15,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215.74 : 33,300.39 = 10,515.02 : x
  2. Step 2: Convert to fraction form
    22,215.74/33,300.39 = 10,515.02/x
  3. Step 3: Cross multiply
    22,215.74x = 33,300.39 × 10,515.02
  4. Step 4: Simplify right side
    22,215.74x = 350,154,266.86
  5. Step 5: Solve for x
    x = 350,154,266.86/22,215.74
  6. Step 6: Final answer
    x = 15,761.54

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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.