Home / 15,766.81-23,636.00-5,764.45

Finding the Fourth Proportional to 15,766.81, 23,636.00 and 5,764.45

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Solution

The fourth proportional to 15,766.81, 23,636.00 and 5,764.45 is: 8,641.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.81 : 23,636.00 = 5,764.45 : x
  2. Step 2: Convert to fraction form
    15,766.81/23,636.00 = 5,764.45/x
  3. Step 3: Cross multiply
    15,766.81x = 23,636.00 × 5,764.45
  4. Step 4: Simplify right side
    15,766.81x = 136,248,639.55
  5. Step 5: Solve for x
    x = 136,248,639.55/15,766.81
  6. Step 6: Final answer
    x = 8,641.49

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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.