Home / 31,683.08-47,509.96-17,832.08

Finding the Fourth Proportional to 31,683.08, 47,509.96 and 17,832.08

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Solution

The fourth proportional to 31,683.08, 47,509.96 and 17,832.08 is: 26,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,683.08 : 47,509.96 = 17,832.08 : x
  2. Step 2: Convert to fraction form
    31,683.08/47,509.96 = 17,832.08/x
  3. Step 3: Cross multiply
    31,683.08x = 47,509.96 × 17,832.08
  4. Step 4: Simplify right side
    31,683.08x = 847,201,407.52
  5. Step 5: Solve for x
    x = 847,201,407.52/31,683.08
  6. Step 6: Final answer
    x = 26,739.87

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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.