Home / 25,288.55-37,929.46-7,518.88

Finding the Fourth Proportional to 25,288.55, 37,929.46 and 7,518.88

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Solution

The fourth proportional to 25,288.55, 37,929.46 and 7,518.88 is: 11,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.55 : 37,929.46 = 7,518.88 : x
  2. Step 2: Convert to fraction form
    25,288.55/37,929.46 = 7,518.88/x
  3. Step 3: Cross multiply
    25,288.55x = 37,929.46 × 7,518.88
  4. Step 4: Simplify right side
    25,288.55x = 285,187,058.20
  5. Step 5: Solve for x
    x = 285,187,058.20/25,288.55
  6. Step 6: Final answer
    x = 11,277.32

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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.