Home / 38,261.73-52,802.09-21,266.69

Finding the Fourth Proportional to 38,261.73, 52,802.09 and 21,266.69

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Solution

The fourth proportional to 38,261.73, 52,802.09 and 21,266.69 is: 29,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,261.73 : 52,802.09 = 21,266.69 : x
  2. Step 2: Convert to fraction form
    38,261.73/52,802.09 = 21,266.69/x
  3. Step 3: Cross multiply
    38,261.73x = 52,802.09 × 21,266.69
  4. Step 4: Simplify right side
    38,261.73x = 1,122,925,309.04
  5. Step 5: Solve for x
    x = 1,122,925,309.04/38,261.73
  6. Step 6: Final answer
    x = 29,348.52

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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.