Home / 15,975.91-22,044.16-9,260.22

Finding the Fourth Proportional to 15,975.91, 22,044.16 and 9,260.22

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Solution

The fourth proportional to 15,975.91, 22,044.16 and 9,260.22 is: 12,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,975.91 : 22,044.16 = 9,260.22 : x
  2. Step 2: Convert to fraction form
    15,975.91/22,044.16 = 9,260.22/x
  3. Step 3: Cross multiply
    15,975.91x = 22,044.16 × 9,260.22
  4. Step 4: Simplify right side
    15,975.91x = 204,133,730.80
  5. Step 5: Solve for x
    x = 204,133,730.80/15,975.91
  6. Step 6: Final answer
    x = 12,777.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.