Home / 25,529.27-38,294.09-8,889.28

Finding the Fourth Proportional to 25,529.27, 38,294.09 and 8,889.28

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Solution

The fourth proportional to 25,529.27, 38,294.09 and 8,889.28 is: 13,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.27 : 38,294.09 = 8,889.28 : x
  2. Step 2: Convert to fraction form
    25,529.27/38,294.09 = 8,889.28/x
  3. Step 3: Cross multiply
    25,529.27x = 38,294.09 × 8,889.28
  4. Step 4: Simplify right side
    25,529.27x = 340,406,696.88
  5. Step 5: Solve for x
    x = 340,406,696.88/25,529.27
  6. Step 6: Final answer
    x = 13,333.98

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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.