Home / 25,905.66-35,749.81-14,727.66

Finding the Fourth Proportional to 25,905.66, 35,749.81 and 14,727.66

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Solution

The fourth proportional to 25,905.66, 35,749.81 and 14,727.66 is: 20,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,905.66 : 35,749.81 = 14,727.66 : x
  2. Step 2: Convert to fraction form
    25,905.66/35,749.81 = 14,727.66/x
  3. Step 3: Cross multiply
    25,905.66x = 35,749.81 × 14,727.66
  4. Step 4: Simplify right side
    25,905.66x = 526,510,848.25
  5. Step 5: Solve for x
    x = 526,510,848.25/25,905.66
  6. Step 6: Final answer
    x = 20,324.17

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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.