Home / 35,828.01-53,763.62-12,470.85

Finding the Fourth Proportional to 35,828.01, 53,763.62 and 12,470.85

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Solution

The fourth proportional to 35,828.01, 53,763.62 and 12,470.85 is: 18,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,828.01 : 53,763.62 = 12,470.85 : x
  2. Step 2: Convert to fraction form
    35,828.01/53,763.62 = 12,470.85/x
  3. Step 3: Cross multiply
    35,828.01x = 53,763.62 × 12,470.85
  4. Step 4: Simplify right side
    35,828.01x = 670,477,978.12
  5. Step 5: Solve for x
    x = 670,477,978.12/35,828.01
  6. Step 6: Final answer
    x = 18,713.79

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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.