Home / 18,115.59-24,999.63-10,157.94

Finding the Fourth Proportional to 18,115.59, 24,999.63 and 10,157.94

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Solution

The fourth proportional to 18,115.59, 24,999.63 and 10,157.94 is: 14,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115.59 : 24,999.63 = 10,157.94 : x
  2. Step 2: Convert to fraction form
    18,115.59/24,999.63 = 10,157.94/x
  3. Step 3: Cross multiply
    18,115.59x = 24,999.63 × 10,157.94
  4. Step 4: Simplify right side
    18,115.59x = 253,944,741.56
  5. Step 5: Solve for x
    x = 253,944,741.56/18,115.59
  6. Step 6: Final answer
    x = 14,018.02

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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.