Home / 10,155.11-14,018.13-8,733.04

Finding the Fourth Proportional to 10,155.11, 14,018.13 and 8,733.04

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Solution

The fourth proportional to 10,155.11, 14,018.13 and 8,733.04 is: 12,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,155.11 : 14,018.13 = 8,733.04 : x
  2. Step 2: Convert to fraction form
    10,155.11/14,018.13 = 8,733.04/x
  3. Step 3: Cross multiply
    10,155.11x = 14,018.13 × 8,733.04
  4. Step 4: Simplify right side
    10,155.11x = 122,420,854.97
  5. Step 5: Solve for x
    x = 122,420,854.97/10,155.11
  6. Step 6: Final answer
    x = 12,055.10

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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.