Home / 15,128.40-22,692.24-4,034.64

Finding the Fourth Proportional to 15,128.40, 22,692.24 and 4,034.64

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Solution

The fourth proportional to 15,128.40, 22,692.24 and 4,034.64 is: 6,051.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,128.40 : 22,692.24 = 4,034.64 : x
  2. Step 2: Convert to fraction form
    15,128.40/22,692.24 = 4,034.64/x
  3. Step 3: Cross multiply
    15,128.40x = 22,692.24 × 4,034.64
  4. Step 4: Simplify right side
    15,128.40x = 91,555,019.19
  5. Step 5: Solve for x
    x = 91,555,019.19/15,128.40
  6. Step 6: Final answer
    x = 6,051.86

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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.