Home / 37,122.13-51,228.75-21,206.17

Finding the Fourth Proportional to 37,122.13, 51,228.75 and 21,206.17

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Solution

The fourth proportional to 37,122.13, 51,228.75 and 21,206.17 is: 29,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,122.13 : 51,228.75 = 21,206.17 : x
  2. Step 2: Convert to fraction form
    37,122.13/51,228.75 = 21,206.17/x
  3. Step 3: Cross multiply
    37,122.13x = 51,228.75 × 21,206.17
  4. Step 4: Simplify right side
    37,122.13x = 1,086,365,581.39
  5. Step 5: Solve for x
    x = 1,086,365,581.39/37,122.13
  6. Step 6: Final answer
    x = 29,264.63

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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.