Home / 22,115.48-30,558.20-17,675.87

Finding the Fourth Proportional to 22,115.48, 30,558.20 and 17,675.87

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Solution

The fourth proportional to 22,115.48, 30,558.20 and 17,675.87 is: 24,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.48 : 30,558.20 = 17,675.87 : x
  2. Step 2: Convert to fraction form
    22,115.48/30,558.20 = 17,675.87/x
  3. Step 3: Cross multiply
    22,115.48x = 30,558.20 × 17,675.87
  4. Step 4: Simplify right side
    22,115.48x = 540,142,529.46
  5. Step 5: Solve for x
    x = 540,142,529.46/22,115.48
  6. Step 6: Final answer
    x = 24,423.74

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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.