Home / 39,004.98-58,507.42-12,709.68

Finding the Fourth Proportional to 39,004.98, 58,507.42 and 12,709.68

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Solution

The fourth proportional to 39,004.98, 58,507.42 and 12,709.68 is: 19,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,004.98 : 58,507.42 = 12,709.68 : x
  2. Step 2: Convert to fraction form
    39,004.98/58,507.42 = 12,709.68/x
  3. Step 3: Cross multiply
    39,004.98x = 58,507.42 × 12,709.68
  4. Step 4: Simplify right side
    39,004.98x = 743,610,585.83
  5. Step 5: Solve for x
    x = 743,610,585.83/39,004.98
  6. Step 6: Final answer
    x = 19,064.50

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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.