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Finding the Fourth Proportional to 25,841.63, 35,664.18 and 16,410.20

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Solution

The fourth proportional to 25,841.63, 35,664.18 and 16,410.20 is: 22,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.63 : 35,664.18 = 16,410.20 : x
  2. Step 2: Convert to fraction form
    25,841.63/35,664.18 = 16,410.20/x
  3. Step 3: Cross multiply
    25,841.63x = 35,664.18 × 16,410.20
  4. Step 4: Simplify right side
    25,841.63x = 585,256,148.32
  5. Step 5: Solve for x
    x = 585,256,148.32/25,841.63
  6. Step 6: Final answer
    x = 22,647.81

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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.