Home / 15,555.55-23,334.55-7,662.31

Finding the Fourth Proportional to 15,555.55, 23,334.55 and 7,662.31

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Solution

The fourth proportional to 15,555.55, 23,334.55 and 7,662.31 is: 11,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.55 : 23,334.55 = 7,662.31 : x
  2. Step 2: Convert to fraction form
    15,555.55/23,334.55 = 7,662.31/x
  3. Step 3: Cross multiply
    15,555.55x = 23,334.55 × 7,662.31
  4. Step 4: Simplify right side
    15,555.55x = 178,796,555.81
  5. Step 5: Solve for x
    x = 178,796,555.81/15,555.55
  6. Step 6: Final answer
    x = 11,494.07

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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.