Home / 13,803.03-19,048.64-7,754.33

Finding the Fourth Proportional to 13,803.03, 19,048.64 and 7,754.33

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Solution

The fourth proportional to 13,803.03, 19,048.64 and 7,754.33 is: 10,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.03 : 19,048.64 = 7,754.33 : x
  2. Step 2: Convert to fraction form
    13,803.03/19,048.64 = 7,754.33/x
  3. Step 3: Cross multiply
    13,803.03x = 19,048.64 × 7,754.33
  4. Step 4: Simplify right side
    13,803.03x = 147,709,306.60
  5. Step 5: Solve for x
    x = 147,709,306.60/13,803.03
  6. Step 6: Final answer
    x = 10,701.23

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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.