Home / 53,380.09-73,656.97-30,710.44

Finding the Fourth Proportional to 53,380.09, 73,656.97 and 30,710.44

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Solution

The fourth proportional to 53,380.09, 73,656.97 and 30,710.44 is: 42,376.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.09 : 73,656.97 = 30,710.44 : x
  2. Step 2: Convert to fraction form
    53,380.09/73,656.97 = 30,710.44/x
  3. Step 3: Cross multiply
    53,380.09x = 73,656.97 × 30,710.44
  4. Step 4: Simplify right side
    53,380.09x = 2,262,037,957.77
  5. Step 5: Solve for x
    x = 2,262,037,957.77/53,380.09
  6. Step 6: Final answer
    x = 42,376.06

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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.