Home / 31,564.81-47,302.08-23,179.03

Finding the Fourth Proportional to 31,564.81, 47,302.08 and 23,179.03

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Solution

The fourth proportional to 31,564.81, 47,302.08 and 23,179.03 is: 34,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.81 : 47,302.08 = 23,179.03 : x
  2. Step 2: Convert to fraction form
    31,564.81/47,302.08 = 23,179.03/x
  3. Step 3: Cross multiply
    31,564.81x = 47,302.08 × 23,179.03
  4. Step 4: Simplify right side
    31,564.81x = 1,096,416,331.38
  5. Step 5: Solve for x
    x = 1,096,416,331.38/31,564.81
  6. Step 6: Final answer
    x = 34,735.40

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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.