Home / 15,555.43-23,329.94-4,459.65

Finding the Fourth Proportional to 15,555.43, 23,329.94 and 4,459.65

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Solution

The fourth proportional to 15,555.43, 23,329.94 and 4,459.65 is: 6,688.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.43 : 23,329.94 = 4,459.65 : x
  2. Step 2: Convert to fraction form
    15,555.43/23,329.94 = 4,459.65/x
  3. Step 3: Cross multiply
    15,555.43x = 23,329.94 × 4,459.65
  4. Step 4: Simplify right side
    15,555.43x = 104,043,344.62
  5. Step 5: Solve for x
    x = 104,043,344.62/15,555.43
  6. Step 6: Final answer
    x = 6,688.56

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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.