Home / 11,376.04-17,050.44-7,429.18

Finding the Fourth Proportional to 11,376.04, 17,050.44 and 7,429.18

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Solution

The fourth proportional to 11,376.04, 17,050.44 and 7,429.18 is: 11,134.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.04 : 17,050.44 = 7,429.18 : x
  2. Step 2: Convert to fraction form
    11,376.04/17,050.44 = 7,429.18/x
  3. Step 3: Cross multiply
    11,376.04x = 17,050.44 × 7,429.18
  4. Step 4: Simplify right side
    11,376.04x = 126,670,702.59
  5. Step 5: Solve for x
    x = 126,670,702.59/11,376.04
  6. Step 6: Final answer
    x = 11,134.87

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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.