Home / 22,307.54-33,502.91-19,640.07

Finding the Fourth Proportional to 22,307.54, 33,502.91 and 19,640.07

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Solution

The fourth proportional to 22,307.54, 33,502.91 and 19,640.07 is: 29,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.54 : 33,502.91 = 19,640.07 : x
  2. Step 2: Convert to fraction form
    22,307.54/33,502.91 = 19,640.07/x
  3. Step 3: Cross multiply
    22,307.54x = 33,502.91 × 19,640.07
  4. Step 4: Simplify right side
    22,307.54x = 657,999,399.40
  5. Step 5: Solve for x
    x = 657,999,399.40/22,307.54
  6. Step 6: Final answer
    x = 29,496.73

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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.