Home / 13,837.01-19,094.98-7,868.68

Finding the Fourth Proportional to 13,837.01, 19,094.98 and 7,868.68

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Solution

The fourth proportional to 13,837.01, 19,094.98 and 7,868.68 is: 10,858.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.01 : 19,094.98 = 7,868.68 : x
  2. Step 2: Convert to fraction form
    13,837.01/19,094.98 = 7,868.68/x
  3. Step 3: Cross multiply
    13,837.01x = 19,094.98 × 7,868.68
  4. Step 4: Simplify right side
    13,837.01x = 150,252,287.23
  5. Step 5: Solve for x
    x = 150,252,287.23/13,837.01
  6. Step 6: Final answer
    x = 10,858.73

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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.