Home / 26,259.89-36,239.58-14,929.88

Finding the Fourth Proportional to 26,259.89, 36,239.58 and 14,929.88

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Solution

The fourth proportional to 26,259.89, 36,239.58 and 14,929.88 is: 20,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,259.89 : 36,239.58 = 14,929.88 : x
  2. Step 2: Convert to fraction form
    26,259.89/36,239.58 = 14,929.88/x
  3. Step 3: Cross multiply
    26,259.89x = 36,239.58 × 14,929.88
  4. Step 4: Simplify right side
    26,259.89x = 541,052,399.45
  5. Step 5: Solve for x
    x = 541,052,399.45/26,259.89
  6. Step 6: Final answer
    x = 20,603.76

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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.