Home / 49,466.28-74,171.67-21,368.80

Finding the Fourth Proportional to 49,466.28, 74,171.67 and 21,368.80

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Solution

The fourth proportional to 49,466.28, 74,171.67 and 21,368.80 is: 32,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,466.28 : 74,171.67 = 21,368.80 : x
  2. Step 2: Convert to fraction form
    49,466.28/74,171.67 = 21,368.80/x
  3. Step 3: Cross multiply
    49,466.28x = 74,171.67 × 21,368.80
  4. Step 4: Simplify right side
    49,466.28x = 1,584,959,396.47
  5. Step 5: Solve for x
    x = 1,584,959,396.47/49,466.28
  6. Step 6: Final answer
    x = 32,041.21

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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.