Home / 13,079.43-19,617.48-4,312.17

Finding the Fourth Proportional to 13,079.43, 19,617.48 and 4,312.17

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Solution

The fourth proportional to 13,079.43, 19,617.48 and 4,312.17 is: 6,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,079.43 : 19,617.48 = 4,312.17 : x
  2. Step 2: Convert to fraction form
    13,079.43/19,617.48 = 4,312.17/x
  3. Step 3: Cross multiply
    13,079.43x = 19,617.48 × 4,312.17
  4. Step 4: Simplify right side
    13,079.43x = 84,593,908.73
  5. Step 5: Solve for x
    x = 84,593,908.73/13,079.43
  6. Step 6: Final answer
    x = 6,467.71

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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.