Home / 47,617.29-65,737.85-31,485.33

Finding the Fourth Proportional to 47,617.29, 65,737.85 and 31,485.33

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Solution

The fourth proportional to 47,617.29, 65,737.85 and 31,485.33 is: 43,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,617.29 : 65,737.85 = 31,485.33 : x
  2. Step 2: Convert to fraction form
    47,617.29/65,737.85 = 31,485.33/x
  3. Step 3: Cross multiply
    47,617.29x = 65,737.85 × 31,485.33
  4. Step 4: Simplify right side
    47,617.29x = 2,069,777,743.31
  5. Step 5: Solve for x
    x = 2,069,777,743.31/47,617.29
  6. Step 6: Final answer
    x = 43,466.94

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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.