Home / 13,963.23-19,270.04-7,993.53

Finding the Fourth Proportional to 13,963.23, 19,270.04 and 7,993.53

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Solution

The fourth proportional to 13,963.23, 19,270.04 and 7,993.53 is: 11,031.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.23 : 19,270.04 = 7,993.53 : x
  2. Step 2: Convert to fraction form
    13,963.23/19,270.04 = 7,993.53/x
  3. Step 3: Cross multiply
    13,963.23x = 19,270.04 × 7,993.53
  4. Step 4: Simplify right side
    13,963.23x = 154,035,602.87
  5. Step 5: Solve for x
    x = 154,035,602.87/13,963.23
  6. Step 6: Final answer
    x = 11,031.52

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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.