Home / 35,136.91-48,472.18-21,703.33

Finding the Fourth Proportional to 35,136.91, 48,472.18 and 21,703.33

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Solution

The fourth proportional to 35,136.91, 48,472.18 and 21,703.33 is: 29,940.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.91 : 48,472.18 = 21,703.33 : x
  2. Step 2: Convert to fraction form
    35,136.91/48,472.18 = 21,703.33/x
  3. Step 3: Cross multiply
    35,136.91x = 48,472.18 × 21,703.33
  4. Step 4: Simplify right side
    35,136.91x = 1,052,007,718.36
  5. Step 5: Solve for x
    x = 1,052,007,718.36/35,136.91
  6. Step 6: Final answer
    x = 29,940.25

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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.