Home / 34,653.58-51,938.86-13,580.48

Finding the Fourth Proportional to 34,653.58, 51,938.86 and 13,580.48

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Solution

The fourth proportional to 34,653.58, 51,938.86 and 13,580.48 is: 20,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.58 : 51,938.86 = 13,580.48 : x
  2. Step 2: Convert to fraction form
    34,653.58/51,938.86 = 13,580.48/x
  3. Step 3: Cross multiply
    34,653.58x = 51,938.86 × 13,580.48
  4. Step 4: Simplify right side
    34,653.58x = 705,354,649.45
  5. Step 5: Solve for x
    x = 705,354,649.45/34,653.58
  6. Step 6: Final answer
    x = 20,354.45

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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.