Home / 26,790.86-36,971.21-14,854.20

Finding the Fourth Proportional to 26,790.86, 36,971.21 and 14,854.20

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Solution

The fourth proportional to 26,790.86, 36,971.21 and 14,854.20 is: 20,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.86 : 36,971.21 = 14,854.20 : x
  2. Step 2: Convert to fraction form
    26,790.86/36,971.21 = 14,854.20/x
  3. Step 3: Cross multiply
    26,790.86x = 36,971.21 × 14,854.20
  4. Step 4: Simplify right side
    26,790.86x = 549,177,747.58
  5. Step 5: Solve for x
    x = 549,177,747.58/26,790.86
  6. Step 6: Final answer
    x = 20,498.70

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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.