Home / 15,113.76-22,670.58-4,020.43

Finding the Fourth Proportional to 15,113.76, 22,670.58 and 4,020.43

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Solution

The fourth proportional to 15,113.76, 22,670.58 and 4,020.43 is: 6,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.76 : 22,670.58 = 4,020.43 : x
  2. Step 2: Convert to fraction form
    15,113.76/22,670.58 = 4,020.43/x
  3. Step 3: Cross multiply
    15,113.76x = 22,670.58 × 4,020.43
  4. Step 4: Simplify right side
    15,113.76x = 91,145,479.95
  5. Step 5: Solve for x
    x = 91,145,479.95/15,113.76
  6. Step 6: Final answer
    x = 6,030.63

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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.