Home / 34,089.48-47,028.30-19,936.08

Finding the Fourth Proportional to 34,089.48, 47,028.30 and 19,936.08

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Solution

The fourth proportional to 34,089.48, 47,028.30 and 19,936.08 is: 27,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,089.48 : 47,028.30 = 19,936.08 : x
  2. Step 2: Convert to fraction form
    34,089.48/47,028.30 = 19,936.08/x
  3. Step 3: Cross multiply
    34,089.48x = 47,028.30 × 19,936.08
  4. Step 4: Simplify right side
    34,089.48x = 937,559,951.06
  5. Step 5: Solve for x
    x = 937,559,951.06/34,089.48
  6. Step 6: Final answer
    x = 27,502.91

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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.