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Finding the Fourth Proportional to 45,433, 62,697.52 and 25,289.45

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Solution

The fourth proportional to 45,433, 62,697.52 and 25,289.45 is: 34,899.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433 : 62,697.52 = 25,289.45 : x
  2. Step 2: Convert to fraction form
    45,433/62,697.52 = 25,289.45/x
  3. Step 3: Cross multiply
    45,433x = 62,697.52 × 25,289.45
  4. Step 4: Simplify right side
    45,433x = 1,585,585,797.16
  5. Step 5: Solve for x
    x = 1,585,585,797.16/45,433
  6. Step 6: Final answer
    x = 34,899.43

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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.