Home / 17,282.72-23,851.44-9,729.92

Finding the Fourth Proportional to 17,282.72, 23,851.44 and 9,729.92

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Solution

The fourth proportional to 17,282.72, 23,851.44 and 9,729.92 is: 13,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.72 : 23,851.44 = 9,729.92 : x
  2. Step 2: Convert to fraction form
    17,282.72/23,851.44 = 9,729.92/x
  3. Step 3: Cross multiply
    17,282.72x = 23,851.44 × 9,729.92
  4. Step 4: Simplify right side
    17,282.72x = 232,072,603.08
  5. Step 5: Solve for x
    x = 232,072,603.08/17,282.72
  6. Step 6: Final answer
    x = 13,428.01

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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.