Home / 15,488.79-23,234.07-4,394.60

Finding the Fourth Proportional to 15,488.79, 23,234.07 and 4,394.60

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Solution

The fourth proportional to 15,488.79, 23,234.07 and 4,394.60 is: 6,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.79 : 23,234.07 = 4,394.60 : x
  2. Step 2: Convert to fraction form
    15,488.79/23,234.07 = 4,394.60/x
  3. Step 3: Cross multiply
    15,488.79x = 23,234.07 × 4,394.60
  4. Step 4: Simplify right side
    15,488.79x = 102,104,427.54
  5. Step 5: Solve for x
    x = 102,104,427.54/15,488.79
  6. Step 6: Final answer
    x = 6,592.15

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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.