Home / 19,358.10-29,037.15-11,582.10

Finding the Fourth Proportional to 19,358.10, 29,037.15 and 11,582.10

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Solution

The fourth proportional to 19,358.10, 29,037.15 and 11,582.10 is: 17,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,358.10 : 29,037.15 = 11,582.10 : x
  2. Step 2: Convert to fraction form
    19,358.10/29,037.15 = 11,582.10/x
  3. Step 3: Cross multiply
    19,358.10x = 29,037.15 × 11,582.10
  4. Step 4: Simplify right side
    19,358.10x = 336,311,175.02
  5. Step 5: Solve for x
    x = 336,311,175.02/19,358.10
  6. Step 6: Final answer
    x = 17,373.15

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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.