Home / 14,633.45-20,194.02-7,918.93

Finding the Fourth Proportional to 14,633.45, 20,194.02 and 7,918.93

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Solution

The fourth proportional to 14,633.45, 20,194.02 and 7,918.93 is: 10,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.45 : 20,194.02 = 7,918.93 : x
  2. Step 2: Convert to fraction form
    14,633.45/20,194.02 = 7,918.93/x
  3. Step 3: Cross multiply
    14,633.45x = 20,194.02 × 7,918.93
  4. Step 4: Simplify right side
    14,633.45x = 159,915,030.80
  5. Step 5: Solve for x
    x = 159,915,030.80/14,633.45
  6. Step 6: Final answer
    x = 10,928.05

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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.