Home / 48,312.96-72,469.48-13,252.88

Finding the Fourth Proportional to 48,312.96, 72,469.48 and 13,252.88

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Solution

The fourth proportional to 48,312.96, 72,469.48 and 13,252.88 is: 19,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,312.96 : 72,469.48 = 13,252.88 : x
  2. Step 2: Convert to fraction form
    48,312.96/72,469.48 = 13,252.88/x
  3. Step 3: Cross multiply
    48,312.96x = 72,469.48 × 13,252.88
  4. Step 4: Simplify right side
    48,312.96x = 960,429,322.10
  5. Step 5: Solve for x
    x = 960,429,322.10/48,312.96
  6. Step 6: Final answer
    x = 19,879.33

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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.