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Finding the Fourth Proportional to 35,583.32, 53,373.77 and 16,872.32

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Solution

The fourth proportional to 35,583.32, 53,373.77 and 16,872.32 is: 25,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,583.32 : 53,373.77 = 16,872.32 : x
  2. Step 2: Convert to fraction form
    35,583.32/53,373.77 = 16,872.32/x
  3. Step 3: Cross multiply
    35,583.32x = 53,373.77 × 16,872.32
  4. Step 4: Simplify right side
    35,583.32x = 900,539,327.05
  5. Step 5: Solve for x
    x = 900,539,327.05/35,583.32
  6. Step 6: Final answer
    x = 25,307.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.