Home / 36,178.27-49,927.55-21,068.49

Finding the Fourth Proportional to 36,178.27, 49,927.55 and 21,068.49

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Solution

The fourth proportional to 36,178.27, 49,927.55 and 21,068.49 is: 29,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.27 : 49,927.55 = 21,068.49 : x
  2. Step 2: Convert to fraction form
    36,178.27/49,927.55 = 21,068.49/x
  3. Step 3: Cross multiply
    36,178.27x = 49,927.55 × 21,068.49
  4. Step 4: Simplify right side
    36,178.27x = 1,051,898,087.90
  5. Step 5: Solve for x
    x = 1,051,898,087.90/36,178.27
  6. Step 6: Final answer
    x = 29,075.41

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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.