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Finding the Fourth Proportional to 44,477.40, 61,369.74 and 25,620.60

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Solution

The fourth proportional to 44,477.40, 61,369.74 and 25,620.60 is: 35,351.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,477.40 : 61,369.74 = 25,620.60 : x
  2. Step 2: Convert to fraction form
    44,477.40/61,369.74 = 25,620.60/x
  3. Step 3: Cross multiply
    44,477.40x = 61,369.74 × 25,620.60
  4. Step 4: Simplify right side
    44,477.40x = 1,572,329,560.64
  5. Step 5: Solve for x
    x = 1,572,329,560.64/44,477.40
  6. Step 6: Final answer
    x = 35,351.20

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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.