Home / 22,346.27-30,838.05-12,274.91

Finding the Fourth Proportional to 22,346.27, 30,838.05 and 12,274.91

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Solution

The fourth proportional to 22,346.27, 30,838.05 and 12,274.91 is: 16,939.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.27 : 30,838.05 = 12,274.91 : x
  2. Step 2: Convert to fraction form
    22,346.27/30,838.05 = 12,274.91/x
  3. Step 3: Cross multiply
    22,346.27x = 30,838.05 × 12,274.91
  4. Step 4: Simplify right side
    22,346.27x = 378,534,423.24
  5. Step 5: Solve for x
    x = 378,534,423.24/22,346.27
  6. Step 6: Final answer
    x = 16,939.49

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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.