Home / 19,256.55-28,885.85-6,109.95

Finding the Fourth Proportional to 19,256.55, 28,885.85 and 6,109.95

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Solution

The fourth proportional to 19,256.55, 28,885.85 and 6,109.95 is: 9,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.55 : 28,885.85 = 6,109.95 : x
  2. Step 2: Convert to fraction form
    19,256.55/28,885.85 = 6,109.95/x
  3. Step 3: Cross multiply
    19,256.55x = 28,885.85 × 6,109.95
  4. Step 4: Simplify right side
    19,256.55x = 176,491,099.21
  5. Step 5: Solve for x
    x = 176,491,099.21/19,256.55
  6. Step 6: Final answer
    x = 9,165.25

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1.5x scale

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.