Home / 26,489.27-36,555.02-14,389.64

Finding the Fourth Proportional to 26,489.27, 36,555.02 and 14,389.64

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Solution

The fourth proportional to 26,489.27, 36,555.02 and 14,389.64 is: 19,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,489.27 : 36,555.02 = 14,389.64 : x
  2. Step 2: Convert to fraction form
    26,489.27/36,555.02 = 14,389.64/x
  3. Step 3: Cross multiply
    26,489.27x = 36,555.02 × 14,389.64
  4. Step 4: Simplify right side
    26,489.27x = 526,013,597.43
  5. Step 5: Solve for x
    x = 526,013,597.43/26,489.27
  6. Step 6: Final answer
    x = 19,857.61

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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.