Home / 45,206.31-67,801.77-11,926.70

Finding the Fourth Proportional to 45,206.31, 67,801.77 and 11,926.70

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Solution

The fourth proportional to 45,206.31, 67,801.77 and 11,926.70 is: 17,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,206.31 : 67,801.77 = 11,926.70 : x
  2. Step 2: Convert to fraction form
    45,206.31/67,801.77 = 11,926.70/x
  3. Step 3: Cross multiply
    45,206.31x = 67,801.77 × 11,926.70
  4. Step 4: Simplify right side
    45,206.31x = 808,651,031.25
  5. Step 5: Solve for x
    x = 808,651,031.25/45,206.31
  6. Step 6: Final answer
    x = 17,888.01

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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.