Home / 19,145.00-26,419.28-10,647.69

Finding the Fourth Proportional to 19,145.00, 26,419.28 and 10,647.69

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Solution

The fourth proportional to 19,145.00, 26,419.28 and 10,647.69 is: 14,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145.00 : 26,419.28 = 10,647.69 : x
  2. Step 2: Convert to fraction form
    19,145.00/26,419.28 = 10,647.69/x
  3. Step 3: Cross multiply
    19,145.00x = 26,419.28 × 10,647.69
  4. Step 4: Simplify right side
    19,145.00x = 281,304,250.22
  5. Step 5: Solve for x
    x = 281,304,250.22/19,145.00
  6. Step 6: Final answer
    x = 14,693.36

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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.