Home / 35,516.88-53,291.72-15,808.37

Finding the Fourth Proportional to 35,516.88, 53,291.72 and 15,808.37

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Solution

The fourth proportional to 35,516.88, 53,291.72 and 15,808.37 is: 23,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.88 : 53,291.72 = 15,808.37 : x
  2. Step 2: Convert to fraction form
    35,516.88/53,291.72 = 15,808.37/x
  3. Step 3: Cross multiply
    35,516.88x = 53,291.72 × 15,808.37
  4. Step 4: Simplify right side
    35,516.88x = 842,455,000.76
  5. Step 5: Solve for x
    x = 842,455,000.76/35,516.88
  6. Step 6: Final answer
    x = 23,719.85

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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.