Home / 39,305.73-58,946.45-13,005.03

Finding the Fourth Proportional to 39,305.73, 58,946.45 and 13,005.03

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Solution

The fourth proportional to 39,305.73, 58,946.45 and 13,005.03 is: 19,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,305.73 : 58,946.45 = 13,005.03 : x
  2. Step 2: Convert to fraction form
    39,305.73/58,946.45 = 13,005.03/x
  3. Step 3: Cross multiply
    39,305.73x = 58,946.45 × 13,005.03
  4. Step 4: Simplify right side
    39,305.73x = 766,600,285.62
  5. Step 5: Solve for x
    x = 766,600,285.62/39,305.73
  6. Step 6: Final answer
    x = 19,503.52

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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.