Home / 37,954.32-52,376.88-21,187.32

Finding the Fourth Proportional to 37,954.32, 52,376.88 and 21,187.32

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Solution

The fourth proportional to 37,954.32, 52,376.88 and 21,187.32 is: 29,238.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,954.32 : 52,376.88 = 21,187.32 : x
  2. Step 2: Convert to fraction form
    37,954.32/52,376.88 = 21,187.32/x
  3. Step 3: Cross multiply
    37,954.32x = 52,376.88 × 21,187.32
  4. Step 4: Simplify right side
    37,954.32x = 1,109,725,717.16
  5. Step 5: Solve for x
    x = 1,109,725,717.16/37,954.32
  6. Step 6: Final answer
    x = 29,238.46

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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.