Home / 14,039.24-19,373.32-7,664.56

Finding the Fourth Proportional to 14,039.24, 19,373.32 and 7,664.56

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Solution

The fourth proportional to 14,039.24, 19,373.32 and 7,664.56 is: 10,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.24 : 19,373.32 = 7,664.56 : x
  2. Step 2: Convert to fraction form
    14,039.24/19,373.32 = 7,664.56/x
  3. Step 3: Cross multiply
    14,039.24x = 19,373.32 × 7,664.56
  4. Step 4: Simplify right side
    14,039.24x = 148,487,973.54
  5. Step 5: Solve for x
    x = 148,487,973.54/14,039.24
  6. Step 6: Final answer
    x = 10,576.64

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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.