Home / 53,089.12-73,263.84-29,218.24

Finding the Fourth Proportional to 53,089.12, 73,263.84 and 29,218.24

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Solution

The fourth proportional to 53,089.12, 73,263.84 and 29,218.24 is: 40,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,089.12 : 73,263.84 = 29,218.24 : x
  2. Step 2: Convert to fraction form
    53,089.12/73,263.84 = 29,218.24/x
  3. Step 3: Cross multiply
    53,089.12x = 73,263.84 × 29,218.24
  4. Step 4: Simplify right side
    53,089.12x = 2,140,640,460.44
  5. Step 5: Solve for x
    x = 2,140,640,460.44/53,089.12
  6. Step 6: Final answer
    x = 40,321.64

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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.