Home / 17,310.96-23,887.98-10,139.76

Finding the Fourth Proportional to 17,310.96, 23,887.98 and 10,139.76

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Solution

The fourth proportional to 17,310.96, 23,887.98 and 10,139.76 is: 13,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.96 : 23,887.98 = 10,139.76 : x
  2. Step 2: Convert to fraction form
    17,310.96/23,887.98 = 10,139.76/x
  3. Step 3: Cross multiply
    17,310.96x = 23,887.98 × 10,139.76
  4. Step 4: Simplify right side
    17,310.96x = 242,218,384.08
  5. Step 5: Solve for x
    x = 242,218,384.08/17,310.96
  6. Step 6: Final answer
    x = 13,992.20

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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.