Home / 13,098.72-19,594.08-8,411.52

Finding the Fourth Proportional to 13,098.72, 19,594.08 and 8,411.52

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Solution

The fourth proportional to 13,098.72, 19,594.08 and 8,411.52 is: 12,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.72 : 19,594.08 = 8,411.52 : x
  2. Step 2: Convert to fraction form
    13,098.72/19,594.08 = 8,411.52/x
  3. Step 3: Cross multiply
    13,098.72x = 19,594.08 × 8,411.52
  4. Step 4: Simplify right side
    13,098.72x = 164,815,995.80
  5. Step 5: Solve for x
    x = 164,815,995.80/13,098.72
  6. Step 6: Final answer
    x = 12,582.60

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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.