Home / 48,967.12-73,449.06-21,265.12

Finding the Fourth Proportional to 48,967.12, 73,449.06 and 21,265.12

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Solution

The fourth proportional to 48,967.12, 73,449.06 and 21,265.12 is: 31,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,967.12 : 73,449.06 = 21,265.12 : x
  2. Step 2: Convert to fraction form
    48,967.12/73,449.06 = 21,265.12/x
  3. Step 3: Cross multiply
    48,967.12x = 73,449.06 × 21,265.12
  4. Step 4: Simplify right side
    48,967.12x = 1,561,903,074.79
  5. Step 5: Solve for x
    x = 1,561,903,074.79/48,967.12
  6. Step 6: Final answer
    x = 31,896.98

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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.