Home / 26,906.40-37,131.72-14,807.36

Finding the Fourth Proportional to 26,906.40, 37,131.72 and 14,807.36

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Solution

The fourth proportional to 26,906.40, 37,131.72 and 14,807.36 is: 20,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.40 : 37,131.72 = 14,807.36 : x
  2. Step 2: Convert to fraction form
    26,906.40/37,131.72 = 14,807.36/x
  3. Step 3: Cross multiply
    26,906.40x = 37,131.72 × 14,807.36
  4. Step 4: Simplify right side
    26,906.40x = 549,822,745.46
  5. Step 5: Solve for x
    x = 549,822,745.46/26,906.40
  6. Step 6: Final answer
    x = 20,434.65

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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.