Home / 34,151.10-51,223.77-19,313.34

Finding the Fourth Proportional to 34,151.10, 51,223.77 and 19,313.34

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Solution

The fourth proportional to 34,151.10, 51,223.77 and 19,313.34 is: 28,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,151.10 : 51,223.77 = 19,313.34 : x
  2. Step 2: Convert to fraction form
    34,151.10/51,223.77 = 19,313.34/x
  3. Step 3: Cross multiply
    34,151.10x = 51,223.77 × 19,313.34
  4. Step 4: Simplify right side
    34,151.10x = 989,302,086.09
  5. Step 5: Solve for x
    x = 989,302,086.09/34,151.10
  6. Step 6: Final answer
    x = 28,968.38

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1.5x scale

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.