Home / 35,312.25-48,730.91-19,396.97

Finding the Fourth Proportional to 35,312.25, 48,730.91 and 19,396.97

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Solution

The fourth proportional to 35,312.25, 48,730.91 and 19,396.97 is: 26,767.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312.25 : 48,730.91 = 19,396.97 : x
  2. Step 2: Convert to fraction form
    35,312.25/48,730.91 = 19,396.97/x
  3. Step 3: Cross multiply
    35,312.25x = 48,730.91 × 19,396.97
  4. Step 4: Simplify right side
    35,312.25x = 945,231,658.70
  5. Step 5: Solve for x
    x = 945,231,658.70/35,312.25
  6. Step 6: Final answer
    x = 26,767.81

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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.