Home / 25,845.02-38,767.66-9,205.70

Finding the Fourth Proportional to 25,845.02, 38,767.66 and 9,205.70

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Solution

The fourth proportional to 25,845.02, 38,767.66 and 9,205.70 is: 13,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.02 : 38,767.66 = 9,205.70 : x
  2. Step 2: Convert to fraction form
    25,845.02/38,767.66 = 9,205.70/x
  3. Step 3: Cross multiply
    25,845.02x = 38,767.66 × 9,205.70
  4. Step 4: Simplify right side
    25,845.02x = 356,883,447.66
  5. Step 5: Solve for x
    x = 356,883,447.66/25,845.02
  6. Step 6: Final answer
    x = 13,808.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.