Home / 39,094.84-53,950.94-21,189.79

Finding the Fourth Proportional to 39,094.84, 53,950.94 and 21,189.79

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Solution

The fourth proportional to 39,094.84, 53,950.94 and 21,189.79 is: 29,241.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,094.84 : 53,950.94 = 21,189.79 : x
  2. Step 2: Convert to fraction form
    39,094.84/53,950.94 = 21,189.79/x
  3. Step 3: Cross multiply
    39,094.84x = 53,950.94 × 21,189.79
  4. Step 4: Simplify right side
    39,094.84x = 1,143,209,088.90
  5. Step 5: Solve for x
    x = 1,143,209,088.90/39,094.84
  6. Step 6: Final answer
    x = 29,241.94

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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.