Home / 36,108.84-49,832.58-21,962.28

Finding the Fourth Proportional to 36,108.84, 49,832.58 and 21,962.28

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Solution

The fourth proportional to 36,108.84, 49,832.58 and 21,962.28 is: 30,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,108.84 : 49,832.58 = 21,962.28 : x
  2. Step 2: Convert to fraction form
    36,108.84/49,832.58 = 21,962.28/x
  3. Step 3: Cross multiply
    36,108.84x = 49,832.58 × 21,962.28
  4. Step 4: Simplify right side
    36,108.84x = 1,094,437,075.08
  5. Step 5: Solve for x
    x = 1,094,437,075.08/36,108.84
  6. Step 6: Final answer
    x = 30,309.39

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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.