Home / 18,114.14-24,999.08-10,157.90

Finding the Fourth Proportional to 18,114.14, 24,999.08 and 10,157.90

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Solution

The fourth proportional to 18,114.14, 24,999.08 and 10,157.90 is: 14,018.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.14 : 24,999.08 = 10,157.90 : x
  2. Step 2: Convert to fraction form
    18,114.14/24,999.08 = 10,157.90/x
  3. Step 3: Cross multiply
    18,114.14x = 24,999.08 × 10,157.90
  4. Step 4: Simplify right side
    18,114.14x = 253,937,978.95
  5. Step 5: Solve for x
    x = 253,937,978.95/18,114.14
  6. Step 6: Final answer
    x = 14,018.77

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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.