Home / 15,971.46-23,966.91-6,111.74

Finding the Fourth Proportional to 15,971.46, 23,966.91 and 6,111.74

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Solution

The fourth proportional to 15,971.46, 23,966.91 and 6,111.74 is: 9,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.46 : 23,966.91 = 6,111.74 : x
  2. Step 2: Convert to fraction form
    15,971.46/23,966.91 = 6,111.74/x
  3. Step 3: Cross multiply
    15,971.46x = 23,966.91 × 6,111.74
  4. Step 4: Simplify right side
    15,971.46x = 146,479,402.69
  5. Step 5: Solve for x
    x = 146,479,402.69/15,971.46
  6. Step 6: Final answer
    x = 9,171.32

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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.