Home / 52,907.10-79,361.37-19,614.30

Finding the Fourth Proportional to 52,907.10, 79,361.37 and 19,614.30

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Solution

The fourth proportional to 52,907.10, 79,361.37 and 19,614.30 is: 29,421.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,907.10 : 79,361.37 = 19,614.30 : x
  2. Step 2: Convert to fraction form
    52,907.10/79,361.37 = 19,614.30/x
  3. Step 3: Cross multiply
    52,907.10x = 79,361.37 × 19,614.30
  4. Step 4: Simplify right side
    52,907.10x = 1,556,617,719.59
  5. Step 5: Solve for x
    x = 1,556,617,719.59/52,907.10
  6. Step 6: Final answer
    x = 29,421.72

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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.