Home / 25,282.31-37,928.34-9,698.72

Finding the Fourth Proportional to 25,282.31, 37,928.34 and 9,698.72

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Solution

The fourth proportional to 25,282.31, 37,928.34 and 9,698.72 is: 14,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.31 : 37,928.34 = 9,698.72 : x
  2. Step 2: Convert to fraction form
    25,282.31/37,928.34 = 9,698.72/x
  3. Step 3: Cross multiply
    25,282.31x = 37,928.34 × 9,698.72
  4. Step 4: Simplify right side
    25,282.31x = 367,856,160.08
  5. Step 5: Solve for x
    x = 367,856,160.08/25,282.31
  6. Step 6: Final answer
    x = 14,549.95

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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.