Home / 15,559.59-23,339.39-5,171.34

Finding the Fourth Proportional to 15,559.59, 23,339.39 and 5,171.34

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Solution

The fourth proportional to 15,559.59, 23,339.39 and 5,171.34 is: 7,757.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559.59 : 23,339.39 = 5,171.34 : x
  2. Step 2: Convert to fraction form
    15,559.59/23,339.39 = 5,171.34/x
  3. Step 3: Cross multiply
    15,559.59x = 23,339.39 × 5,171.34
  4. Step 4: Simplify right side
    15,559.59x = 120,696,011.84
  5. Step 5: Solve for x
    x = 120,696,011.84/15,559.59
  6. Step 6: Final answer
    x = 7,757.02

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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.