Home / 38,276.17-52,822.87-21,282.14

Finding the Fourth Proportional to 38,276.17, 52,822.87 and 21,282.14

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Solution

The fourth proportional to 38,276.17, 52,822.87 and 21,282.14 is: 29,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.17 : 52,822.87 = 21,282.14 : x
  2. Step 2: Convert to fraction form
    38,276.17/52,822.87 = 21,282.14/x
  3. Step 3: Cross multiply
    38,276.17x = 52,822.87 × 21,282.14
  4. Step 4: Simplify right side
    38,276.17x = 1,124,183,476.07
  5. Step 5: Solve for x
    x = 1,124,183,476.07/38,276.17
  6. Step 6: Final answer
    x = 29,370.33

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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.