Home / 30,744.54-46,065.87-18,700.29

Finding the Fourth Proportional to 30,744.54, 46,065.87 and 18,700.29

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Solution

The fourth proportional to 30,744.54, 46,065.87 and 18,700.29 is: 28,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,744.54 : 46,065.87 = 18,700.29 : x
  2. Step 2: Convert to fraction form
    30,744.54/46,065.87 = 18,700.29/x
  3. Step 3: Cross multiply
    30,744.54x = 46,065.87 × 18,700.29
  4. Step 4: Simplify right side
    30,744.54x = 861,445,128.10
  5. Step 5: Solve for x
    x = 861,445,128.10/30,744.54
  6. Step 6: Final answer
    x = 28,019.45

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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.