Home / 44,315.34-66,485.97-13,151.40

Finding the Fourth Proportional to 44,315.34, 66,485.97 and 13,151.40

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Solution

The fourth proportional to 44,315.34, 66,485.97 and 13,151.40 is: 19,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,315.34 : 66,485.97 = 13,151.40 : x
  2. Step 2: Convert to fraction form
    44,315.34/66,485.97 = 13,151.40/x
  3. Step 3: Cross multiply
    44,315.34x = 66,485.97 × 13,151.40
  4. Step 4: Simplify right side
    44,315.34x = 874,383,585.86
  5. Step 5: Solve for x
    x = 874,383,585.86/44,315.34
  6. Step 6: Final answer
    x = 19,730.95

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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.