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Finding the Fourth Proportional to 17,632.98, 26,436.51 and 8,405.46

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Solution

The fourth proportional to 17,632.98, 26,436.51 and 8,405.46 is: 12,602.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,632.98 : 26,436.51 = 8,405.46 : x
  2. Step 2: Convert to fraction form
    17,632.98/26,436.51 = 8,405.46/x
  3. Step 3: Cross multiply
    17,632.98x = 26,436.51 × 8,405.46
  4. Step 4: Simplify right side
    17,632.98x = 222,211,027.34
  5. Step 5: Solve for x
    x = 222,211,027.34/17,632.98
  6. Step 6: Final answer
    x = 12,602.01

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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.