Home / 26,899.19-37,121.59-14,961.81

Finding the Fourth Proportional to 26,899.19, 37,121.59 and 14,961.81

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Solution

The fourth proportional to 26,899.19, 37,121.59 and 14,961.81 is: 20,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.19 : 37,121.59 = 14,961.81 : x
  2. Step 2: Convert to fraction form
    26,899.19/37,121.59 = 14,961.81/x
  3. Step 3: Cross multiply
    26,899.19x = 37,121.59 × 14,961.81
  4. Step 4: Simplify right side
    26,899.19x = 555,406,334.39
  5. Step 5: Solve for x
    x = 555,406,334.39/26,899.19
  6. Step 6: Final answer
    x = 20,647.70

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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.