Home / 37,221.73-51,368.59-21,088.91

Finding the Fourth Proportional to 37,221.73, 51,368.59 and 21,088.91

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Solution

The fourth proportional to 37,221.73, 51,368.59 and 21,088.91 is: 29,104.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,221.73 : 51,368.59 = 21,088.91 : x
  2. Step 2: Convert to fraction form
    37,221.73/51,368.59 = 21,088.91/x
  3. Step 3: Cross multiply
    37,221.73x = 51,368.59 × 21,088.91
  4. Step 4: Simplify right side
    37,221.73x = 1,083,307,571.34
  5. Step 5: Solve for x
    x = 1,083,307,571.34/37,221.73
  6. Step 6: Final answer
    x = 29,104.17

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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.