Home / 15,911.31-23,866.96-4,065.11

Finding the Fourth Proportional to 15,911.31, 23,866.96 and 4,065.11

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Solution

The fourth proportional to 15,911.31, 23,866.96 and 4,065.11 is: 6,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,911.31 : 23,866.96 = 4,065.11 : x
  2. Step 2: Convert to fraction form
    15,911.31/23,866.96 = 4,065.11/x
  3. Step 3: Cross multiply
    15,911.31x = 23,866.96 × 4,065.11
  4. Step 4: Simplify right side
    15,911.31x = 97,021,698.43
  5. Step 5: Solve for x
    x = 97,021,698.43/15,911.31
  6. Step 6: Final answer
    x = 6,097.66

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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.