Home / 53,973.73-80,961.54-20,695.69

Finding the Fourth Proportional to 53,973.73, 80,961.54 and 20,695.69

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Solution

The fourth proportional to 53,973.73, 80,961.54 and 20,695.69 is: 31,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,973.73 : 80,961.54 = 20,695.69 : x
  2. Step 2: Convert to fraction form
    53,973.73/80,961.54 = 20,695.69/x
  3. Step 3: Cross multiply
    53,973.73x = 80,961.54 × 20,695.69
  4. Step 4: Simplify right side
    53,973.73x = 1,675,554,933.76
  5. Step 5: Solve for x
    x = 1,675,554,933.76/53,973.73
  6. Step 6: Final answer
    x = 31,043.90

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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.