Home / 16,861.08-23,263.64-10,145.76

Finding the Fourth Proportional to 16,861.08, 23,263.64 and 10,145.76

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Solution

The fourth proportional to 16,861.08, 23,263.64 and 10,145.76 is: 13,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.08 : 23,263.64 = 10,145.76 : x
  2. Step 2: Convert to fraction form
    16,861.08/23,263.64 = 10,145.76/x
  3. Step 3: Cross multiply
    16,861.08x = 23,263.64 × 10,145.76
  4. Step 4: Simplify right side
    16,861.08x = 236,027,308.17
  5. Step 5: Solve for x
    x = 236,027,308.17/16,861.08
  6. Step 6: Final answer
    x = 13,998.35

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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.