Home / 19,161.40-28,746.71-6,013.77

Finding the Fourth Proportional to 19,161.40, 28,746.71 and 6,013.77

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Solution

The fourth proportional to 19,161.40, 28,746.71 and 6,013.77 is: 9,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.40 : 28,746.71 = 6,013.77 : x
  2. Step 2: Convert to fraction form
    19,161.40/28,746.71 = 6,013.77/x
  3. Step 3: Cross multiply
    19,161.40x = 28,746.71 × 6,013.77
  4. Step 4: Simplify right side
    19,161.40x = 172,876,020.71
  5. Step 5: Solve for x
    x = 172,876,020.71/19,161.40
  6. Step 6: Final answer
    x = 9,022.10

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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.