Home / 48,494.36-66,912.18-28,347.34

Finding the Fourth Proportional to 48,494.36, 66,912.18 and 28,347.34

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Solution

The fourth proportional to 48,494.36, 66,912.18 and 28,347.34 is: 39,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,494.36 : 66,912.18 = 28,347.34 : x
  2. Step 2: Convert to fraction form
    48,494.36/66,912.18 = 28,347.34/x
  3. Step 3: Cross multiply
    48,494.36x = 66,912.18 × 28,347.34
  4. Step 4: Simplify right side
    48,494.36x = 1,896,782,174.86
  5. Step 5: Solve for x
    x = 1,896,782,174.86/48,494.36
  6. Step 6: Final answer
    x = 39,113.46

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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.