Home / 25,529.82-38,294.76-12,384.12

Finding the Fourth Proportional to 25,529.82, 38,294.76 and 12,384.12

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Solution

The fourth proportional to 25,529.82, 38,294.76 and 12,384.12 is: 18,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.82 : 38,294.76 = 12,384.12 : x
  2. Step 2: Convert to fraction form
    25,529.82/38,294.76 = 12,384.12/x
  3. Step 3: Cross multiply
    25,529.82x = 38,294.76 × 12,384.12
  4. Step 4: Simplify right side
    25,529.82x = 474,246,903.21
  5. Step 5: Solve for x
    x = 474,246,903.21/25,529.82
  6. Step 6: Final answer
    x = 18,576.19

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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.