Home / 25,900.32-38,764.08-18,755.04

Finding the Fourth Proportional to 25,900.32, 38,764.08 and 18,755.04

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Solution

The fourth proportional to 25,900.32, 38,764.08 and 18,755.04 is: 28,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.32 : 38,764.08 = 18,755.04 : x
  2. Step 2: Convert to fraction form
    25,900.32/38,764.08 = 18,755.04/x
  3. Step 3: Cross multiply
    25,900.32x = 38,764.08 × 18,755.04
  4. Step 4: Simplify right side
    25,900.32x = 727,021,870.96
  5. Step 5: Solve for x
    x = 727,021,870.96/25,900.32
  6. Step 6: Final answer
    x = 28,070.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.