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Finding the Fourth Proportional to 25,946.62, 35,808.15 and 14,768.62

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Solution

The fourth proportional to 25,946.62, 35,808.15 and 14,768.62 is: 20,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,946.62 : 35,808.15 = 14,768.62 : x
  2. Step 2: Convert to fraction form
    25,946.62/35,808.15 = 14,768.62/x
  3. Step 3: Cross multiply
    25,946.62x = 35,808.15 × 14,768.62
  4. Step 4: Simplify right side
    25,946.62x = 528,836,960.25
  5. Step 5: Solve for x
    x = 528,836,960.25/25,946.62
  6. Step 6: Final answer
    x = 20,381.73

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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.