Home / 14,359.55-19,817.73-8,393.22

Finding the Fourth Proportional to 14,359.55, 19,817.73 and 8,393.22

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Solution

The fourth proportional to 14,359.55, 19,817.73 and 8,393.22 is: 11,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.55 : 19,817.73 = 8,393.22 : x
  2. Step 2: Convert to fraction form
    14,359.55/19,817.73 = 8,393.22/x
  3. Step 3: Cross multiply
    14,359.55x = 19,817.73 × 8,393.22
  4. Step 4: Simplify right side
    14,359.55x = 166,334,567.79
  5. Step 5: Solve for x
    x = 166,334,567.79/14,359.55
  6. Step 6: Final answer
    x = 11,583.55

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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.