Home / 26,804.70-36,987.86-14,867.80

Finding the Fourth Proportional to 26,804.70, 36,987.86 and 14,867.80

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Solution

The fourth proportional to 26,804.70, 36,987.86 and 14,867.80 is: 20,516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.70 : 36,987.86 = 14,867.80 : x
  2. Step 2: Convert to fraction form
    26,804.70/36,987.86 = 14,867.80/x
  3. Step 3: Cross multiply
    26,804.70x = 36,987.86 × 14,867.80
  4. Step 4: Simplify right side
    26,804.70x = 549,928,049.61
  5. Step 5: Solve for x
    x = 549,928,049.61/26,804.70
  6. Step 6: Final answer
    x = 20,516.11

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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.