Home / 19,126.84-26,394.90-10,743.40

Finding the Fourth Proportional to 19,126.84, 26,394.90 and 10,743.40

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Solution

The fourth proportional to 19,126.84, 26,394.90 and 10,743.40 is: 14,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.84 : 26,394.90 = 10,743.40 : x
  2. Step 2: Convert to fraction form
    19,126.84/26,394.90 = 10,743.40/x
  3. Step 3: Cross multiply
    19,126.84x = 26,394.90 × 10,743.40
  4. Step 4: Simplify right side
    19,126.84x = 283,570,968.66
  5. Step 5: Solve for x
    x = 283,570,968.66/19,126.84
  6. Step 6: Final answer
    x = 14,825.81

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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.