Home / 39,587.96-59,379.86-13,293.24

Finding the Fourth Proportional to 39,587.96, 59,379.86 and 13,293.24

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Solution

The fourth proportional to 39,587.96, 59,379.86 and 13,293.24 is: 19,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,587.96 : 59,379.86 = 13,293.24 : x
  2. Step 2: Convert to fraction form
    39,587.96/59,379.86 = 13,293.24/x
  3. Step 3: Cross multiply
    39,587.96x = 59,379.86 × 13,293.24
  4. Step 4: Simplify right side
    39,587.96x = 789,350,730.15
  5. Step 5: Solve for x
    x = 789,350,730.15/39,587.96
  6. Step 6: Final answer
    x = 19,939.16

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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.