Home / 39,166.60-58,788.30-19,467.40

Finding the Fourth Proportional to 39,166.60, 58,788.30 and 19,467.40

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Solution

The fourth proportional to 39,166.60, 58,788.30 and 19,467.40 is: 29,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,166.60 : 58,788.30 = 19,467.40 : x
  2. Step 2: Convert to fraction form
    39,166.60/58,788.30 = 19,467.40/x
  3. Step 3: Cross multiply
    39,166.60x = 58,788.30 × 19,467.40
  4. Step 4: Simplify right side
    39,166.60x = 1,144,455,351.42
  5. Step 5: Solve for x
    x = 1,144,455,351.42/39,166.60
  6. Step 6: Final answer
    x = 29,220.19

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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.