Home / 17,804.61-26,681.40-9,997.02

Finding the Fourth Proportional to 17,804.61, 26,681.40 and 9,997.02

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Solution

The fourth proportional to 17,804.61, 26,681.40 and 9,997.02 is: 14,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,804.61 : 26,681.40 = 9,997.02 : x
  2. Step 2: Convert to fraction form
    17,804.61/26,681.40 = 9,997.02/x
  3. Step 3: Cross multiply
    17,804.61x = 26,681.40 × 9,997.02
  4. Step 4: Simplify right side
    17,804.61x = 266,734,489.43
  5. Step 5: Solve for x
    x = 266,734,489.43/17,804.61
  6. Step 6: Final answer
    x = 14,981.20

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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.