Home / 16,009.72-22,089.26-10,975.51

Finding the Fourth Proportional to 16,009.72, 22,089.26 and 10,975.51

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Solution

The fourth proportional to 16,009.72, 22,089.26 and 10,975.51 is: 15,143.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009.72 : 22,089.26 = 10,975.51 : x
  2. Step 2: Convert to fraction form
    16,009.72/22,089.26 = 10,975.51/x
  3. Step 3: Cross multiply
    16,009.72x = 22,089.26 × 10,975.51
  4. Step 4: Simplify right side
    16,009.72x = 242,440,949.07
  5. Step 5: Solve for x
    x = 242,440,949.07/16,009.72
  6. Step 6: Final answer
    x = 15,143.36

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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.