Home / 19,603.13-29,409.57-5,752.13

Finding the Fourth Proportional to 19,603.13, 29,409.57 and 5,752.13

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Solution

The fourth proportional to 19,603.13, 29,409.57 and 5,752.13 is: 8,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.13 : 29,409.57 = 5,752.13 : x
  2. Step 2: Convert to fraction form
    19,603.13/29,409.57 = 5,752.13/x
  3. Step 3: Cross multiply
    19,603.13x = 29,409.57 × 5,752.13
  4. Step 4: Simplify right side
    19,603.13x = 169,167,522.84
  5. Step 5: Solve for x
    x = 169,167,522.84/19,603.13
  6. Step 6: Final answer
    x = 8,629.62

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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.