Home / 19,542.71-29,314.07-4,751.53

Finding the Fourth Proportional to 19,542.71, 29,314.07 and 4,751.53

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Solution

The fourth proportional to 19,542.71, 29,314.07 and 4,751.53 is: 7,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.71 : 29,314.07 = 4,751.53 : x
  2. Step 2: Convert to fraction form
    19,542.71/29,314.07 = 4,751.53/x
  3. Step 3: Cross multiply
    19,542.71x = 29,314.07 × 4,751.53
  4. Step 4: Simplify right side
    19,542.71x = 139,286,683.03
  5. Step 5: Solve for x
    x = 139,286,683.03/19,542.71
  6. Step 6: Final answer
    x = 7,127.30

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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.