Home / 12,043.26-16,620.93-7,570.44

Finding the Fourth Proportional to 12,043.26, 16,620.93 and 7,570.44

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Solution

The fourth proportional to 12,043.26, 16,620.93 and 7,570.44 is: 10,447.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.26 : 16,620.93 = 7,570.44 : x
  2. Step 2: Convert to fraction form
    12,043.26/16,620.93 = 7,570.44/x
  3. Step 3: Cross multiply
    12,043.26x = 16,620.93 × 7,570.44
  4. Step 4: Simplify right side
    12,043.26x = 125,827,753.31
  5. Step 5: Solve for x
    x = 125,827,753.31/12,043.26
  6. Step 6: Final answer
    x = 10,447.98

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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.