Home / 53,279.06-73,521.96-29,405.12

Finding the Fourth Proportional to 53,279.06, 73,521.96 and 29,405.12

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Solution

The fourth proportional to 53,279.06, 73,521.96 and 29,405.12 is: 40,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,279.06 : 73,521.96 = 29,405.12 : x
  2. Step 2: Convert to fraction form
    53,279.06/73,521.96 = 29,405.12/x
  3. Step 3: Cross multiply
    53,279.06x = 73,521.96 × 29,405.12
  4. Step 4: Simplify right side
    53,279.06x = 2,161,922,056.44
  5. Step 5: Solve for x
    x = 2,161,922,056.44/53,279.06
  6. Step 6: Final answer
    x = 40,577.33

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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.