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Finding the Fourth Proportional to 35,339.76, 48,766.38 and 19,425.24

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Solution

The fourth proportional to 35,339.76, 48,766.38 and 19,425.24 is: 26,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.76 : 48,766.38 = 19,425.24 : x
  2. Step 2: Convert to fraction form
    35,339.76/48,766.38 = 19,425.24/x
  3. Step 3: Cross multiply
    35,339.76x = 48,766.38 × 19,425.24
  4. Step 4: Simplify right side
    35,339.76x = 947,298,635.43
  5. Step 5: Solve for x
    x = 947,298,635.43/35,339.76
  6. Step 6: Final answer
    x = 26,805.46

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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.