Home / 13,836.92-19,094.42-7,549.30

Finding the Fourth Proportional to 13,836.92, 19,094.42 and 7,549.30

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Solution

The fourth proportional to 13,836.92, 19,094.42 and 7,549.30 is: 10,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.92 : 19,094.42 = 7,549.30 : x
  2. Step 2: Convert to fraction form
    13,836.92/19,094.42 = 7,549.30/x
  3. Step 3: Cross multiply
    13,836.92x = 19,094.42 × 7,549.30
  4. Step 4: Simplify right side
    13,836.92x = 144,149,371.69
  5. Step 5: Solve for x
    x = 144,149,371.69/13,836.92
  6. Step 6: Final answer
    x = 10,417.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.