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Finding the Fourth Proportional to 30,425.08, 41,926.80 and 23,263.11

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Solution

The fourth proportional to 30,425.08, 41,926.80 and 23,263.11 is: 32,057.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,425.08 : 41,926.80 = 23,263.11 : x
  2. Step 2: Convert to fraction form
    30,425.08/41,926.80 = 23,263.11/x
  3. Step 3: Cross multiply
    30,425.08x = 41,926.80 × 23,263.11
  4. Step 4: Simplify right side
    30,425.08x = 975,347,873.83
  5. Step 5: Solve for x
    x = 975,347,873.83/30,425.08
  6. Step 6: Final answer
    x = 32,057.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.