Home / 22,688.40-33,992.10-10,975.80

Finding the Fourth Proportional to 22,688.40, 33,992.10 and 10,975.80

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Solution

The fourth proportional to 22,688.40, 33,992.10 and 10,975.80 is: 16,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688.40 : 33,992.10 = 10,975.80 : x
  2. Step 2: Convert to fraction form
    22,688.40/33,992.10 = 10,975.80/x
  3. Step 3: Cross multiply
    22,688.40x = 33,992.10 × 10,975.80
  4. Step 4: Simplify right side
    22,688.40x = 373,090,491.18
  5. Step 5: Solve for x
    x = 373,090,491.18/22,688.40
  6. Step 6: Final answer
    x = 16,444.11

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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.