Home / 15,485.18-23,236.88-6,126.10

Finding the Fourth Proportional to 15,485.18, 23,236.88 and 6,126.10

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Solution

The fourth proportional to 15,485.18, 23,236.88 and 6,126.10 is: 9,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485.18 : 23,236.88 = 6,126.10 : x
  2. Step 2: Convert to fraction form
    15,485.18/23,236.88 = 6,126.10/x
  3. Step 3: Cross multiply
    15,485.18x = 23,236.88 × 6,126.10
  4. Step 4: Simplify right side
    15,485.18x = 142,351,361.85
  5. Step 5: Solve for x
    x = 142,351,361.85/15,485.18
  6. Step 6: Final answer
    x = 9,192.75

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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.