Home / 55,466.40-83,213.58-15,485.34

Finding the Fourth Proportional to 55,466.40, 83,213.58 and 15,485.34

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Solution

The fourth proportional to 55,466.40, 83,213.58 and 15,485.34 is: 23,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,466.40 : 83,213.58 = 15,485.34 : x
  2. Step 2: Convert to fraction form
    55,466.40/83,213.58 = 15,485.34/x
  3. Step 3: Cross multiply
    55,466.40x = 83,213.58 × 15,485.34
  4. Step 4: Simplify right side
    55,466.40x = 1,288,590,927.26
  5. Step 5: Solve for x
    x = 1,288,590,927.26/55,466.40
  6. Step 6: Final answer
    x = 23,231.92

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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.