Home / 31,570.69-47,369.02-23,180.03

Finding the Fourth Proportional to 31,570.69, 47,369.02 and 23,180.03

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Solution

The fourth proportional to 31,570.69, 47,369.02 and 23,180.03 is: 34,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,570.69 : 47,369.02 = 23,180.03 : x
  2. Step 2: Convert to fraction form
    31,570.69/47,369.02 = 23,180.03/x
  3. Step 3: Cross multiply
    31,570.69x = 47,369.02 × 23,180.03
  4. Step 4: Simplify right side
    31,570.69x = 1,098,015,365.14
  5. Step 5: Solve for x
    x = 1,098,015,365.14/31,570.69
  6. Step 6: Final answer
    x = 34,779.58

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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.