Home / 39,043.85-58,576.71-15,686.69

Finding the Fourth Proportional to 39,043.85, 58,576.71 and 15,686.69

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Solution

The fourth proportional to 39,043.85, 58,576.71 and 15,686.69 is: 23,534.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,043.85 : 58,576.71 = 15,686.69 : x
  2. Step 2: Convert to fraction form
    39,043.85/58,576.71 = 15,686.69/x
  3. Step 3: Cross multiply
    39,043.85x = 58,576.71 × 15,686.69
  4. Step 4: Simplify right side
    39,043.85x = 918,874,398.11
  5. Step 5: Solve for x
    x = 918,874,398.11/39,043.85
  6. Step 6: Final answer
    x = 23,534.42

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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.