Home / 26,686.58-36,827.40-17,255.07

Finding the Fourth Proportional to 26,686.58, 36,827.40 and 17,255.07

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Solution

The fourth proportional to 26,686.58, 36,827.40 and 17,255.07 is: 23,811.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.58 : 36,827.40 = 17,255.07 : x
  2. Step 2: Convert to fraction form
    26,686.58/36,827.40 = 17,255.07/x
  3. Step 3: Cross multiply
    26,686.58x = 36,827.40 × 17,255.07
  4. Step 4: Simplify right side
    26,686.58x = 635,459,364.92
  5. Step 5: Solve for x
    x = 635,459,364.92/26,686.58
  6. Step 6: Final answer
    x = 23,811.95

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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.