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Finding the Fourth Proportional to 22,609.37, 31,230.02 and 17,368.67

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Solution

The fourth proportional to 22,609.37, 31,230.02 and 17,368.67 is: 23,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.37 : 31,230.02 = 17,368.67 : x
  2. Step 2: Convert to fraction form
    22,609.37/31,230.02 = 17,368.67/x
  3. Step 3: Cross multiply
    22,609.37x = 31,230.02 × 17,368.67
  4. Step 4: Simplify right side
    22,609.37x = 542,423,824.63
  5. Step 5: Solve for x
    x = 542,423,824.63/22,609.37
  6. Step 6: Final answer
    x = 23,991.11

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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.