Home / 39,309.18-58,944.58-13,005.04

Finding the Fourth Proportional to 39,309.18, 58,944.58 and 13,005.04

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Solution

The fourth proportional to 39,309.18, 58,944.58 and 13,005.04 is: 19,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,309.18 : 58,944.58 = 13,005.04 : x
  2. Step 2: Convert to fraction form
    39,309.18/58,944.58 = 13,005.04/x
  3. Step 3: Cross multiply
    39,309.18x = 58,944.58 × 13,005.04
  4. Step 4: Simplify right side
    39,309.18x = 766,576,620.68
  5. Step 5: Solve for x
    x = 766,576,620.68/39,309.18
  6. Step 6: Final answer
    x = 19,501.21

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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.