Home / 48,548.32-66,958.70-31,558.08

Finding the Fourth Proportional to 48,548.32, 66,958.70 and 31,558.08

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Solution

The fourth proportional to 48,548.32, 66,958.70 and 31,558.08 is: 43,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,548.32 : 66,958.70 = 31,558.08 : x
  2. Step 2: Convert to fraction form
    48,548.32/66,958.70 = 31,558.08/x
  3. Step 3: Cross multiply
    48,548.32x = 66,958.70 × 31,558.08
  4. Step 4: Simplify right side
    48,548.32x = 2,113,088,011.30
  5. Step 5: Solve for x
    x = 2,113,088,011.30/48,548.32
  6. Step 6: Final answer
    x = 43,525.46

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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.