Home / 36,178.63-54,275.74-11,218.17

Finding the Fourth Proportional to 36,178.63, 54,275.74 and 11,218.17

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Solution

The fourth proportional to 36,178.63, 54,275.74 and 11,218.17 is: 16,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.63 : 54,275.74 = 11,218.17 : x
  2. Step 2: Convert to fraction form
    36,178.63/54,275.74 = 11,218.17/x
  3. Step 3: Cross multiply
    36,178.63x = 54,275.74 × 11,218.17
  4. Step 4: Simplify right side
    36,178.63x = 608,874,653.68
  5. Step 5: Solve for x
    x = 608,874,653.68/36,178.63
  6. Step 6: Final answer
    x = 16,829.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.