Home / 15,550.47-23,318.84-4,454.64

Finding the Fourth Proportional to 15,550.47, 23,318.84 and 4,454.64

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Solution

The fourth proportional to 15,550.47, 23,318.84 and 4,454.64 is: 6,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.47 : 23,318.84 = 4,454.64 : x
  2. Step 2: Convert to fraction form
    15,550.47/23,318.84 = 4,454.64/x
  3. Step 3: Cross multiply
    15,550.47x = 23,318.84 × 4,454.64
  4. Step 4: Simplify right side
    15,550.47x = 103,877,048.55
  5. Step 5: Solve for x
    x = 103,877,048.55/15,550.47
  6. Step 6: Final answer
    x = 6,679.99

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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.