Home / 19,256.13-28,886.63-6,103.80

Finding the Fourth Proportional to 19,256.13, 28,886.63 and 6,103.80

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Solution

The fourth proportional to 19,256.13, 28,886.63 and 6,103.80 is: 9,156.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.13 : 28,886.63 = 6,103.80 : x
  2. Step 2: Convert to fraction form
    19,256.13/28,886.63 = 6,103.80/x
  3. Step 3: Cross multiply
    19,256.13x = 28,886.63 × 6,103.80
  4. Step 4: Simplify right side
    19,256.13x = 176,318,181.68
  5. Step 5: Solve for x
    x = 176,318,181.68/19,256.13
  6. Step 6: Final answer
    x = 9,156.47

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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.