Home / 26,800.21-36,986.15-14,864.66

Finding the Fourth Proportional to 26,800.21, 36,986.15 and 14,864.66

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Solution

The fourth proportional to 26,800.21, 36,986.15 and 14,864.66 is: 20,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.21 : 36,986.15 = 14,864.66 : x
  2. Step 2: Convert to fraction form
    26,800.21/36,986.15 = 14,864.66/x
  3. Step 3: Cross multiply
    26,800.21x = 36,986.15 × 14,864.66
  4. Step 4: Simplify right side
    26,800.21x = 549,786,535.39
  5. Step 5: Solve for x
    x = 549,786,535.39/26,800.21
  6. Step 6: Final answer
    x = 20,514.26

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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.