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Finding the Fourth Proportional to 25,905.94, 35,750.19 and 14,727.94

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Solution

The fourth proportional to 25,905.94, 35,750.19 and 14,727.94 is: 20,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,905.94 : 35,750.19 = 14,727.94 : x
  2. Step 2: Convert to fraction form
    25,905.94/35,750.19 = 14,727.94/x
  3. Step 3: Cross multiply
    25,905.94x = 35,750.19 × 14,727.94
  4. Step 4: Simplify right side
    25,905.94x = 526,526,619.16
  5. Step 5: Solve for x
    x = 526,526,619.16/25,905.94
  6. Step 6: Final answer
    x = 20,324.55

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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.