Home / 36,528.17-50,411.16-21,415.32

Finding the Fourth Proportional to 36,528.17, 50,411.16 and 21,415.32

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Solution

The fourth proportional to 36,528.17, 50,411.16 and 21,415.32 is: 29,554.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,528.17 : 50,411.16 = 21,415.32 : x
  2. Step 2: Convert to fraction form
    36,528.17/50,411.16 = 21,415.32/x
  3. Step 3: Cross multiply
    36,528.17x = 50,411.16 × 21,415.32
  4. Step 4: Simplify right side
    36,528.17x = 1,079,571,122.97
  5. Step 5: Solve for x
    x = 1,079,571,122.97/36,528.17
  6. Step 6: Final answer
    x = 29,554.49

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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.