Home / 14,090.16-21,133.62-5,325.96

Finding the Fourth Proportional to 14,090.16, 21,133.62 and 5,325.96

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Solution

The fourth proportional to 14,090.16, 21,133.62 and 5,325.96 is: 7,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.16 : 21,133.62 = 5,325.96 : x
  2. Step 2: Convert to fraction form
    14,090.16/21,133.62 = 5,325.96/x
  3. Step 3: Cross multiply
    14,090.16x = 21,133.62 × 5,325.96
  4. Step 4: Simplify right side
    14,090.16x = 112,556,814.78
  5. Step 5: Solve for x
    x = 112,556,814.78/14,090.16
  6. Step 6: Final answer
    x = 7,988.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.