Home / 19,247.67-28,875.15-6,103.80

Finding the Fourth Proportional to 19,247.67, 28,875.15 and 6,103.80

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Solution

The fourth proportional to 19,247.67, 28,875.15 and 6,103.80 is: 9,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.67 : 28,875.15 = 6,103.80 : x
  2. Step 2: Convert to fraction form
    19,247.67/28,875.15 = 6,103.80/x
  3. Step 3: Cross multiply
    19,247.67x = 28,875.15 × 6,103.80
  4. Step 4: Simplify right side
    19,247.67x = 176,248,140.57
  5. Step 5: Solve for x
    x = 176,248,140.57/19,247.67
  6. Step 6: Final answer
    x = 9,156.86

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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.