Home / 26,221.93-36,186.40-14,285.36

Finding the Fourth Proportional to 26,221.93, 36,186.40 and 14,285.36

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Solution

The fourth proportional to 26,221.93, 36,186.40 and 14,285.36 is: 19,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.93 : 36,186.40 = 14,285.36 : x
  2. Step 2: Convert to fraction form
    26,221.93/36,186.40 = 14,285.36/x
  3. Step 3: Cross multiply
    26,221.93x = 36,186.40 × 14,285.36
  4. Step 4: Simplify right side
    26,221.93x = 516,935,779.07
  5. Step 5: Solve for x
    x = 516,935,779.07/26,221.93
  6. Step 6: Final answer
    x = 19,713.87

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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.