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Finding the Fourth Proportional to 23,339.88, 34,903.32 and 17,420.88

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Solution

The fourth proportional to 23,339.88, 34,903.32 and 17,420.88 is: 26,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,339.88 : 34,903.32 = 17,420.88 : x
  2. Step 2: Convert to fraction form
    23,339.88/34,903.32 = 17,420.88/x
  3. Step 3: Cross multiply
    23,339.88x = 34,903.32 × 17,420.88
  4. Step 4: Simplify right side
    23,339.88x = 608,046,549.32
  5. Step 5: Solve for x
    x = 608,046,549.32/23,339.88
  6. Step 6: Final answer
    x = 26,051.83

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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.