Home / 38,948.48-58,399.36-17,862.12

Finding the Fourth Proportional to 38,948.48, 58,399.36 and 17,862.12

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Solution

The fourth proportional to 38,948.48, 58,399.36 and 17,862.12 is: 26,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,948.48 : 58,399.36 = 17,862.12 : x
  2. Step 2: Convert to fraction form
    38,948.48/58,399.36 = 17,862.12/x
  3. Step 3: Cross multiply
    38,948.48x = 58,399.36 × 17,862.12
  4. Step 4: Simplify right side
    38,948.48x = 1,043,136,376.24
  5. Step 5: Solve for x
    x = 1,043,136,376.24/38,948.48
  6. Step 6: Final answer
    x = 26,782.47

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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.