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Finding the Fourth Proportional to 45,349.40, 62,579.41 and 25,205.60

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Solution

The fourth proportional to 45,349.40, 62,579.41 and 25,205.60 is: 34,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349.40 : 62,579.41 = 25,205.60 : x
  2. Step 2: Convert to fraction form
    45,349.40/62,579.41 = 25,205.60/x
  3. Step 3: Cross multiply
    45,349.40x = 62,579.41 × 25,205.60
  4. Step 4: Simplify right side
    45,349.40x = 1,577,351,670.13
  5. Step 5: Solve for x
    x = 1,577,351,670.13/45,349.40
  6. Step 6: Final answer
    x = 34,782.19

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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.