Home / 38,356.73-52,932.18-21,361.17

Finding the Fourth Proportional to 38,356.73, 52,932.18 and 21,361.17

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Solution

The fourth proportional to 38,356.73, 52,932.18 and 21,361.17 is: 29,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,356.73 : 52,932.18 = 21,361.17 : x
  2. Step 2: Convert to fraction form
    38,356.73/52,932.18 = 21,361.17/x
  3. Step 3: Cross multiply
    38,356.73x = 52,932.18 × 21,361.17
  4. Step 4: Simplify right side
    38,356.73x = 1,130,693,295.45
  5. Step 5: Solve for x
    x = 1,130,693,295.45/38,356.73
  6. Step 6: Final answer
    x = 29,478.35

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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.