Home / 26,189.12-36,141.80-14,859.09

Finding the Fourth Proportional to 26,189.12, 36,141.80 and 14,859.09

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Solution

The fourth proportional to 26,189.12, 36,141.80 and 14,859.09 is: 20,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.12 : 36,141.80 = 14,859.09 : x
  2. Step 2: Convert to fraction form
    26,189.12/36,141.80 = 14,859.09/x
  3. Step 3: Cross multiply
    26,189.12x = 36,141.80 × 14,859.09
  4. Step 4: Simplify right side
    26,189.12x = 537,034,258.96
  5. Step 5: Solve for x
    x = 537,034,258.96/26,189.12
  6. Step 6: Final answer
    x = 20,506.01

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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.