Home / 26,746.46-36,871.65-18,763.94

Finding the Fourth Proportional to 26,746.46, 36,871.65 and 18,763.94

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Solution

The fourth proportional to 26,746.46, 36,871.65 and 18,763.94 is: 25,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.46 : 36,871.65 = 18,763.94 : x
  2. Step 2: Convert to fraction form
    26,746.46/36,871.65 = 18,763.94/x
  3. Step 3: Cross multiply
    26,746.46x = 36,871.65 × 18,763.94
  4. Step 4: Simplify right side
    26,746.46x = 691,857,428.30
  5. Step 5: Solve for x
    x = 691,857,428.30/26,746.46
  6. Step 6: Final answer
    x = 25,867.25

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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.