Home / 14,637.11-20,199.38-8,176.95

Finding the Fourth Proportional to 14,637.11, 20,199.38 and 8,176.95

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Solution

The fourth proportional to 14,637.11, 20,199.38 and 8,176.95 is: 11,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.11 : 20,199.38 = 8,176.95 : x
  2. Step 2: Convert to fraction form
    14,637.11/20,199.38 = 8,176.95/x
  3. Step 3: Cross multiply
    14,637.11x = 20,199.38 × 8,176.95
  4. Step 4: Simplify right side
    14,637.11x = 165,169,279.41
  5. Step 5: Solve for x
    x = 165,169,279.41/14,637.11
  6. Step 6: Final answer
    x = 11,284.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.