Home / 22,034.58-30,391.99-15,563.80

Finding the Fourth Proportional to 22,034.58, 30,391.99 and 15,563.80

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Solution

The fourth proportional to 22,034.58, 30,391.99 and 15,563.80 is: 21,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.58 : 30,391.99 = 15,563.80 : x
  2. Step 2: Convert to fraction form
    22,034.58/30,391.99 = 15,563.80/x
  3. Step 3: Cross multiply
    22,034.58x = 30,391.99 × 15,563.80
  4. Step 4: Simplify right side
    22,034.58x = 473,014,853.96
  5. Step 5: Solve for x
    x = 473,014,853.96/22,034.58
  6. Step 6: Final answer
    x = 21,466.93

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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.