Home / 14,112.92-19,485.02-9,635.04

Finding the Fourth Proportional to 14,112.92, 19,485.02 and 9,635.04

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Solution

The fourth proportional to 14,112.92, 19,485.02 and 9,635.04 is: 13,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.92 : 19,485.02 = 9,635.04 : x
  2. Step 2: Convert to fraction form
    14,112.92/19,485.02 = 9,635.04/x
  3. Step 3: Cross multiply
    14,112.92x = 19,485.02 × 9,635.04
  4. Step 4: Simplify right side
    14,112.92x = 187,738,898.93
  5. Step 5: Solve for x
    x = 187,738,898.93/14,112.92
  6. Step 6: Final answer
    x = 13,302.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.