Home / 36,213.69-54,320.58-9,918.66

Finding the Fourth Proportional to 36,213.69, 54,320.58 and 9,918.66

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Solution

The fourth proportional to 36,213.69, 54,320.58 and 9,918.66 is: 14,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,213.69 : 54,320.58 = 9,918.66 : x
  2. Step 2: Convert to fraction form
    36,213.69/54,320.58 = 9,918.66/x
  3. Step 3: Cross multiply
    36,213.69x = 54,320.58 × 9,918.66
  4. Step 4: Simplify right side
    36,213.69x = 538,787,364.02
  5. Step 5: Solve for x
    x = 538,787,364.02/36,213.69
  6. Step 6: Final answer
    x = 14,878.00

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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.