Home / 40,901.48-61,308.18-19,796.92

Finding the Fourth Proportional to 40,901.48, 61,308.18 and 19,796.92

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Solution

The fourth proportional to 40,901.48, 61,308.18 and 19,796.92 is: 29,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,901.48 : 61,308.18 = 19,796.92 : x
  2. Step 2: Convert to fraction form
    40,901.48/61,308.18 = 19,796.92/x
  3. Step 3: Cross multiply
    40,901.48x = 61,308.18 × 19,796.92
  4. Step 4: Simplify right side
    40,901.48x = 1,213,713,134.81
  5. Step 5: Solve for x
    x = 1,213,713,134.81/40,901.48
  6. Step 6: Final answer
    x = 29,674.06

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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.