Home / 14,485.02-19,988.82-8,197.26

Finding the Fourth Proportional to 14,485.02, 19,988.82 and 8,197.26

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Solution

The fourth proportional to 14,485.02, 19,988.82 and 8,197.26 is: 11,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485.02 : 19,988.82 = 8,197.26 : x
  2. Step 2: Convert to fraction form
    14,485.02/19,988.82 = 8,197.26/x
  3. Step 3: Cross multiply
    14,485.02x = 19,988.82 × 8,197.26
  4. Step 4: Simplify right side
    14,485.02x = 163,853,554.63
  5. Step 5: Solve for x
    x = 163,853,554.63/14,485.02
  6. Step 6: Final answer
    x = 11,311.93

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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.