Home / 35,087.58-48,415.32-19,971.77

Finding the Fourth Proportional to 35,087.58, 48,415.32 and 19,971.77

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Solution

The fourth proportional to 35,087.58, 48,415.32 and 19,971.77 is: 27,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,087.58 : 48,415.32 = 19,971.77 : x
  2. Step 2: Convert to fraction form
    35,087.58/48,415.32 = 19,971.77/x
  3. Step 3: Cross multiply
    35,087.58x = 48,415.32 × 19,971.77
  4. Step 4: Simplify right side
    35,087.58x = 966,939,393.44
  5. Step 5: Solve for x
    x = 966,939,393.44/35,087.58
  6. Step 6: Final answer
    x = 27,557.88

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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.