Home / 37,383.04-51,586.86-21,456.28

Finding the Fourth Proportional to 37,383.04, 51,586.86 and 21,456.28

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Solution

The fourth proportional to 37,383.04, 51,586.86 and 21,456.28 is: 29,608.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,383.04 : 51,586.86 = 21,456.28 : x
  2. Step 2: Convert to fraction form
    37,383.04/51,586.86 = 21,456.28/x
  3. Step 3: Cross multiply
    37,383.04x = 51,586.86 × 21,456.28
  4. Step 4: Simplify right side
    37,383.04x = 1,106,862,112.48
  5. Step 5: Solve for x
    x = 1,106,862,112.48/37,383.04
  6. Step 6: Final answer
    x = 29,608.67

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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.