Home / 14,304.47-19,739.09-8,015.63

Finding the Fourth Proportional to 14,304.47, 19,739.09 and 8,015.63

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Solution

The fourth proportional to 14,304.47, 19,739.09 and 8,015.63 is: 11,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.47 : 19,739.09 = 8,015.63 : x
  2. Step 2: Convert to fraction form
    14,304.47/19,739.09 = 8,015.63/x
  3. Step 3: Cross multiply
    14,304.47x = 19,739.09 × 8,015.63
  4. Step 4: Simplify right side
    14,304.47x = 158,221,163.32
  5. Step 5: Solve for x
    x = 158,221,163.32/14,304.47
  6. Step 6: Final answer
    x = 11,060.96

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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.