Home / 30,139.26-41,592.56-17,395.09

Finding the Fourth Proportional to 30,139.26, 41,592.56 and 17,395.09

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Solution

The fourth proportional to 30,139.26, 41,592.56 and 17,395.09 is: 24,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,139.26 : 41,592.56 = 17,395.09 : x
  2. Step 2: Convert to fraction form
    30,139.26/41,592.56 = 17,395.09/x
  3. Step 3: Cross multiply
    30,139.26x = 41,592.56 × 17,395.09
  4. Step 4: Simplify right side
    30,139.26x = 723,506,324.53
  5. Step 5: Solve for x
    x = 723,506,324.53/30,139.26
  6. Step 6: Final answer
    x = 24,005.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.