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Finding the Fourth Proportional to 25,737.32, 38,606.96 and 7,017.98

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Solution

The fourth proportional to 25,737.32, 38,606.96 and 7,017.98 is: 10,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.32 : 38,606.96 = 7,017.98 : x
  2. Step 2: Convert to fraction form
    25,737.32/38,606.96 = 7,017.98/x
  3. Step 3: Cross multiply
    25,737.32x = 38,606.96 × 7,017.98
  4. Step 4: Simplify right side
    25,737.32x = 270,942,697.65
  5. Step 5: Solve for x
    x = 270,942,697.65/25,737.32
  6. Step 6: Final answer
    x = 10,527.23

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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.