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Finding the Fourth Proportional to 35,477.84, 48,935.20 and 25,900.96

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Solution

The fourth proportional to 35,477.84, 48,935.20 and 25,900.96 is: 35,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.84 : 48,935.20 = 25,900.96 : x
  2. Step 2: Convert to fraction form
    35,477.84/48,935.20 = 25,900.96/x
  3. Step 3: Cross multiply
    35,477.84x = 48,935.20 × 25,900.96
  4. Step 4: Simplify right side
    35,477.84x = 1,267,468,657.79
  5. Step 5: Solve for x
    x = 1,267,468,657.79/35,477.84
  6. Step 6: Final answer
    x = 35,725.64

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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.