Home / 14,058.63-19,400.31-7,770.96

Finding the Fourth Proportional to 14,058.63, 19,400.31 and 7,770.96

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Solution

The fourth proportional to 14,058.63, 19,400.31 and 7,770.96 is: 10,723.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.63 : 19,400.31 = 7,770.96 : x
  2. Step 2: Convert to fraction form
    14,058.63/19,400.31 = 7,770.96/x
  3. Step 3: Cross multiply
    14,058.63x = 19,400.31 × 7,770.96
  4. Step 4: Simplify right side
    14,058.63x = 150,759,033.00
  5. Step 5: Solve for x
    x = 150,759,033.00/14,058.63
  6. Step 6: Final answer
    x = 10,723.59

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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.