Home / 34,015.12-51,011.34-14,290

Finding the Fourth Proportional to 34,015.12, 51,011.34 and 14,290

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Solution

The fourth proportional to 34,015.12, 51,011.34 and 14,290 is: 21,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,015.12 : 51,011.34 = 14,290 : x
  2. Step 2: Convert to fraction form
    34,015.12/51,011.34 = 14,290/x
  3. Step 3: Cross multiply
    34,015.12x = 51,011.34 × 14,290
  4. Step 4: Simplify right side
    34,015.12x = 728,952,048.60
  5. Step 5: Solve for x
    x = 728,952,048.60/34,015.12
  6. Step 6: Final answer
    x = 21,430.24

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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.