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Finding the Fourth Proportional to 35,417.49, 48,770.64 and 34,631.64

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Solution

The fourth proportional to 35,417.49, 48,770.64 and 34,631.64 is: 47,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.49 : 48,770.64 = 34,631.64 : x
  2. Step 2: Convert to fraction form
    35,417.49/48,770.64 = 34,631.64/x
  3. Step 3: Cross multiply
    35,417.49x = 48,770.64 × 34,631.64
  4. Step 4: Simplify right side
    35,417.49x = 1,689,007,247.05
  5. Step 5: Solve for x
    x = 1,689,007,247.05/35,417.49
  6. Step 6: Final answer
    x = 47,688.51

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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.