Home / 15,778.94-23,680.64-5,927.18

Finding the Fourth Proportional to 15,778.94, 23,680.64 and 5,927.18

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Solution

The fourth proportional to 15,778.94, 23,680.64 and 5,927.18 is: 8,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778.94 : 23,680.64 = 5,927.18 : x
  2. Step 2: Convert to fraction form
    15,778.94/23,680.64 = 5,927.18/x
  3. Step 3: Cross multiply
    15,778.94x = 23,680.64 × 5,927.18
  4. Step 4: Simplify right side
    15,778.94x = 140,359,312.21
  5. Step 5: Solve for x
    x = 140,359,312.21/15,778.94
  6. Step 6: Final answer
    x = 8,895.36

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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.