Home / 31,563.81-47,300.60-23,178.03

Finding the Fourth Proportional to 31,563.81, 47,300.60 and 23,178.03

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Solution

The fourth proportional to 31,563.81, 47,300.60 and 23,178.03 is: 34,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.81 : 47,300.60 = 23,178.03 : x
  2. Step 2: Convert to fraction form
    31,563.81/47,300.60 = 23,178.03/x
  3. Step 3: Cross multiply
    31,563.81x = 47,300.60 × 23,178.03
  4. Step 4: Simplify right side
    31,563.81x = 1,096,334,609.93
  5. Step 5: Solve for x
    x = 1,096,334,609.93/31,563.81
  6. Step 6: Final answer
    x = 34,733.91

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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.