Home / 15,110.02-22,657.21-6,782.87

Finding the Fourth Proportional to 15,110.02, 22,657.21 and 6,782.87

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Solution

The fourth proportional to 15,110.02, 22,657.21 and 6,782.87 is: 10,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.02 : 22,657.21 = 6,782.87 : x
  2. Step 2: Convert to fraction form
    15,110.02/22,657.21 = 6,782.87/x
  3. Step 3: Cross multiply
    15,110.02x = 22,657.21 × 6,782.87
  4. Step 4: Simplify right side
    15,110.02x = 153,680,853.35
  5. Step 5: Solve for x
    x = 153,680,853.35/15,110.02
  6. Step 6: Final answer
    x = 10,170.79

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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.