Home / 15,181.66-22,770.78-4,089.16

Finding the Fourth Proportional to 15,181.66, 22,770.78 and 4,089.16

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Solution

The fourth proportional to 15,181.66, 22,770.78 and 4,089.16 is: 6,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.66 : 22,770.78 = 4,089.16 : x
  2. Step 2: Convert to fraction form
    15,181.66/22,770.78 = 4,089.16/x
  3. Step 3: Cross multiply
    15,181.66x = 22,770.78 × 4,089.16
  4. Step 4: Simplify right side
    15,181.66x = 93,113,362.74
  5. Step 5: Solve for x
    x = 93,113,362.74/15,181.66
  6. Step 6: Final answer
    x = 6,133.28

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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.