Home / 15,581.96-23,367.47-4,485.66

Finding the Fourth Proportional to 15,581.96, 23,367.47 and 4,485.66

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Solution

The fourth proportional to 15,581.96, 23,367.47 and 4,485.66 is: 6,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581.96 : 23,367.47 = 4,485.66 : x
  2. Step 2: Convert to fraction form
    15,581.96/23,367.47 = 4,485.66/x
  3. Step 3: Cross multiply
    15,581.96x = 23,367.47 × 4,485.66
  4. Step 4: Simplify right side
    15,581.96x = 104,818,503.05
  5. Step 5: Solve for x
    x = 104,818,503.05/15,581.96
  6. Step 6: Final answer
    x = 6,726.92

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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.