Home / 37,218.09-51,363.26-21,302.17

Finding the Fourth Proportional to 37,218.09, 51,363.26 and 21,302.17

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Solution

The fourth proportional to 37,218.09, 51,363.26 and 21,302.17 is: 29,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,218.09 : 51,363.26 = 21,302.17 : x
  2. Step 2: Convert to fraction form
    37,218.09/51,363.26 = 21,302.17/x
  3. Step 3: Cross multiply
    37,218.09x = 51,363.26 × 21,302.17
  4. Step 4: Simplify right side
    37,218.09x = 1,094,148,789.76
  5. Step 5: Solve for x
    x = 1,094,148,789.76/37,218.09
  6. Step 6: Final answer
    x = 29,398.31

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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.