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Finding the Fourth Proportional to 25,047.99, 37,574.49 and 9,257.17

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Solution

The fourth proportional to 25,047.99, 37,574.49 and 9,257.17 is: 13,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,047.99 : 37,574.49 = 9,257.17 : x
  2. Step 2: Convert to fraction form
    25,047.99/37,574.49 = 9,257.17/x
  3. Step 3: Cross multiply
    25,047.99x = 37,574.49 × 9,257.17
  4. Step 4: Simplify right side
    25,047.99x = 347,833,441.59
  5. Step 5: Solve for x
    x = 347,833,441.59/25,047.99
  6. Step 6: Final answer
    x = 13,886.68

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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.