Home / 38,444.72-53,055.24-21,677.36

Finding the Fourth Proportional to 38,444.72, 53,055.24 and 21,677.36

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Solution

The fourth proportional to 38,444.72, 53,055.24 and 21,677.36 is: 29,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444.72 : 53,055.24 = 21,677.36 : x
  2. Step 2: Convert to fraction form
    38,444.72/53,055.24 = 21,677.36/x
  3. Step 3: Cross multiply
    38,444.72x = 53,055.24 × 21,677.36
  4. Step 4: Simplify right side
    38,444.72x = 1,150,097,537.37
  5. Step 5: Solve for x
    x = 1,150,097,537.37/38,444.72
  6. Step 6: Final answer
    x = 29,915.62

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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.