Home / 39,349.75-58,992.45-18,302.91

Finding the Fourth Proportional to 39,349.75, 58,992.45 and 18,302.91

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Solution

The fourth proportional to 39,349.75, 58,992.45 and 18,302.91 is: 27,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349.75 : 58,992.45 = 18,302.91 : x
  2. Step 2: Convert to fraction form
    39,349.75/58,992.45 = 18,302.91/x
  3. Step 3: Cross multiply
    39,349.75x = 58,992.45 × 18,302.91
  4. Step 4: Simplify right side
    39,349.75x = 1,079,733,503.03
  5. Step 5: Solve for x
    x = 1,079,733,503.03/39,349.75
  6. Step 6: Final answer
    x = 27,439.40

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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.