Home / 45,204.39-67,801.37-11,927.12

Finding the Fourth Proportional to 45,204.39, 67,801.37 and 11,927.12

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Solution

The fourth proportional to 45,204.39, 67,801.37 and 11,927.12 is: 17,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,204.39 : 67,801.37 = 11,927.12 : x
  2. Step 2: Convert to fraction form
    45,204.39/67,801.37 = 11,927.12/x
  3. Step 3: Cross multiply
    45,204.39x = 67,801.37 × 11,927.12
  4. Step 4: Simplify right side
    45,204.39x = 808,674,677.51
  5. Step 5: Solve for x
    x = 808,674,677.51/45,204.39
  6. Step 6: Final answer
    x = 17,889.30

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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.