Home / 22,287.63-33,423.49-10,439.38

Finding the Fourth Proportional to 22,287.63, 33,423.49 and 10,439.38

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Solution

The fourth proportional to 22,287.63, 33,423.49 and 10,439.38 is: 15,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,287.63 : 33,423.49 = 10,439.38 : x
  2. Step 2: Convert to fraction form
    22,287.63/33,423.49 = 10,439.38/x
  3. Step 3: Cross multiply
    22,287.63x = 33,423.49 × 10,439.38
  4. Step 4: Simplify right side
    22,287.63x = 348,920,509.14
  5. Step 5: Solve for x
    x = 348,920,509.14/22,287.63
  6. Step 6: Final answer
    x = 15,655.34

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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.