Home / 25,621.00-38,437.18-7,854.12

Finding the Fourth Proportional to 25,621.00, 38,437.18 and 7,854.12

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Solution

The fourth proportional to 25,621.00, 38,437.18 and 7,854.12 is: 11,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,621.00 : 38,437.18 = 7,854.12 : x
  2. Step 2: Convert to fraction form
    25,621.00/38,437.18 = 7,854.12/x
  3. Step 3: Cross multiply
    25,621.00x = 38,437.18 × 7,854.12
  4. Step 4: Simplify right side
    25,621.00x = 301,890,224.18
  5. Step 5: Solve for x
    x = 301,890,224.18/25,621.00
  6. Step 6: Final answer
    x = 11,782.92

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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.