Home / 26,235.49-36,205.09-14,905.61

Finding the Fourth Proportional to 26,235.49, 36,205.09 and 14,905.61

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Solution

The fourth proportional to 26,235.49, 36,205.09 and 14,905.61 is: 20,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,235.49 : 36,205.09 = 14,905.61 : x
  2. Step 2: Convert to fraction form
    26,235.49/36,205.09 = 14,905.61/x
  3. Step 3: Cross multiply
    26,235.49x = 36,205.09 × 14,905.61
  4. Step 4: Simplify right side
    26,235.49x = 539,658,770.53
  5. Step 5: Solve for x
    x = 539,658,770.53/26,235.49
  6. Step 6: Final answer
    x = 20,569.80

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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.