Home / 31,683.96-43,647.60-26,648.28

Finding the Fourth Proportional to 31,683.96, 43,647.60 and 26,648.28

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Solution

The fourth proportional to 31,683.96, 43,647.60 and 26,648.28 is: 36,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,683.96 : 43,647.60 = 26,648.28 : x
  2. Step 2: Convert to fraction form
    31,683.96/43,647.60 = 26,648.28/x
  3. Step 3: Cross multiply
    31,683.96x = 43,647.60 × 26,648.28
  4. Step 4: Simplify right side
    31,683.96x = 1,163,133,466.13
  5. Step 5: Solve for x
    x = 1,163,133,466.13/31,683.96
  6. Step 6: Final answer
    x = 36,710.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.