Home / 15,815.69-23,711.82-9,574.34

Finding the Fourth Proportional to 15,815.69, 23,711.82 and 9,574.34

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Solution

The fourth proportional to 15,815.69, 23,711.82 and 9,574.34 is: 14,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815.69 : 23,711.82 = 9,574.34 : x
  2. Step 2: Convert to fraction form
    15,815.69/23,711.82 = 9,574.34/x
  3. Step 3: Cross multiply
    15,815.69x = 23,711.82 × 9,574.34
  4. Step 4: Simplify right side
    15,815.69x = 227,025,026.70
  5. Step 5: Solve for x
    x = 227,025,026.70/15,815.69
  6. Step 6: Final answer
    x = 14,354.42

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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.