Home / 35,311.57-48,728.66-19,395.07

Finding the Fourth Proportional to 35,311.57, 48,728.66 and 19,395.07

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Solution

The fourth proportional to 35,311.57, 48,728.66 and 19,395.07 is: 26,764.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,311.57 : 48,728.66 = 19,395.07 : x
  2. Step 2: Convert to fraction form
    35,311.57/48,728.66 = 19,395.07/x
  3. Step 3: Cross multiply
    35,311.57x = 48,728.66 × 19,395.07
  4. Step 4: Simplify right side
    35,311.57x = 945,095,552.91
  5. Step 5: Solve for x
    x = 945,095,552.91/35,311.57
  6. Step 6: Final answer
    x = 26,764.47

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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.