Home / 33,558.48-46,307.40-20,127.36

Finding the Fourth Proportional to 33,558.48, 46,307.40 and 20,127.36

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Solution

The fourth proportional to 33,558.48, 46,307.40 and 20,127.36 is: 27,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,558.48 : 46,307.40 = 20,127.36 : x
  2. Step 2: Convert to fraction form
    33,558.48/46,307.40 = 20,127.36/x
  3. Step 3: Cross multiply
    33,558.48x = 46,307.40 × 20,127.36
  4. Step 4: Simplify right side
    33,558.48x = 932,045,710.46
  5. Step 5: Solve for x
    x = 932,045,710.46/33,558.48
  6. Step 6: Final answer
    x = 27,773.78

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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.