Home / 51,852.33-77,774.74-20,256.46

Finding the Fourth Proportional to 51,852.33, 77,774.74 and 20,256.46

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Solution

The fourth proportional to 51,852.33, 77,774.74 and 20,256.46 is: 30,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.33 : 77,774.74 = 20,256.46 : x
  2. Step 2: Convert to fraction form
    51,852.33/77,774.74 = 20,256.46/x
  3. Step 3: Cross multiply
    51,852.33x = 77,774.74 × 20,256.46
  4. Step 4: Simplify right side
    51,852.33x = 1,575,440,664.74
  5. Step 5: Solve for x
    x = 1,575,440,664.74/51,852.33
  6. Step 6: Final answer
    x = 30,383.22

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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.