Home / 39,455.70-59,166.63-14,487.54

Finding the Fourth Proportional to 39,455.70, 59,166.63 and 14,487.54

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Solution

The fourth proportional to 39,455.70, 59,166.63 and 14,487.54 is: 21,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,455.70 : 59,166.63 = 14,487.54 : x
  2. Step 2: Convert to fraction form
    39,455.70/59,166.63 = 14,487.54/x
  3. Step 3: Cross multiply
    39,455.70x = 59,166.63 × 14,487.54
  4. Step 4: Simplify right side
    39,455.70x = 857,178,918.79
  5. Step 5: Solve for x
    x = 857,178,918.79/39,455.70
  6. Step 6: Final answer
    x = 21,725.10

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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.