Home / 12,839.51-19,262.23-5,444.26

Finding the Fourth Proportional to 12,839.51, 19,262.23 and 5,444.26

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Solution

The fourth proportional to 12,839.51, 19,262.23 and 5,444.26 is: 8,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,839.51 : 19,262.23 = 5,444.26 : x
  2. Step 2: Convert to fraction form
    12,839.51/19,262.23 = 5,444.26/x
  3. Step 3: Cross multiply
    12,839.51x = 19,262.23 × 5,444.26
  4. Step 4: Simplify right side
    12,839.51x = 104,868,526.53
  5. Step 5: Solve for x
    x = 104,868,526.53/12,839.51
  6. Step 6: Final answer
    x = 8,167.64

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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.