Home / 45,206.06-67,801.35-11,926.47

Finding the Fourth Proportional to 45,206.06, 67,801.35 and 11,926.47

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Solution

The fourth proportional to 45,206.06, 67,801.35 and 11,926.47 is: 17,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,206.06 : 67,801.35 = 11,926.47 : x
  2. Step 2: Convert to fraction form
    45,206.06/67,801.35 = 11,926.47/x
  3. Step 3: Cross multiply
    45,206.06x = 67,801.35 × 11,926.47
  4. Step 4: Simplify right side
    45,206.06x = 808,630,597.23
  5. Step 5: Solve for x
    x = 808,630,597.23/45,206.06
  6. Step 6: Final answer
    x = 17,887.66

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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.