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Finding the Fourth Proportional to 17,598.25, 26,400.21 and 12,087.01

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Solution

The fourth proportional to 17,598.25, 26,400.21 and 12,087.01 is: 18,132.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,598.25 : 26,400.21 = 12,087.01 : x
  2. Step 2: Convert to fraction form
    17,598.25/26,400.21 = 12,087.01/x
  3. Step 3: Cross multiply
    17,598.25x = 26,400.21 × 12,087.01
  4. Step 4: Simplify right side
    17,598.25x = 319,099,602.27
  5. Step 5: Solve for x
    x = 319,099,602.27/17,598.25
  6. Step 6: Final answer
    x = 18,132.46

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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.