Home / 15,102.55-22,653.84-5,740.37

Finding the Fourth Proportional to 15,102.55, 22,653.84 and 5,740.37

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Solution

The fourth proportional to 15,102.55, 22,653.84 and 5,740.37 is: 8,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,102.55 : 22,653.84 = 5,740.37 : x
  2. Step 2: Convert to fraction form
    15,102.55/22,653.84 = 5,740.37/x
  3. Step 3: Cross multiply
    15,102.55x = 22,653.84 × 5,740.37
  4. Step 4: Simplify right side
    15,102.55x = 130,041,310.25
  5. Step 5: Solve for x
    x = 130,041,310.25/15,102.55
  6. Step 6: Final answer
    x = 8,610.55

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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.