Home / 26,943.84-40,394.16-18,068.40

Finding the Fourth Proportional to 26,943.84, 40,394.16 and 18,068.40

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Solution

The fourth proportional to 26,943.84, 40,394.16 and 18,068.40 is: 27,088.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.84 : 40,394.16 = 18,068.40 : x
  2. Step 2: Convert to fraction form
    26,943.84/40,394.16 = 18,068.40/x
  3. Step 3: Cross multiply
    26,943.84x = 40,394.16 × 18,068.40
  4. Step 4: Simplify right side
    26,943.84x = 729,857,840.54
  5. Step 5: Solve for x
    x = 729,857,840.54/26,943.84
  6. Step 6: Final answer
    x = 27,088.12

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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.