Home / 16,675.93-23,012.78-9,122.26

Finding the Fourth Proportional to 16,675.93, 23,012.78 and 9,122.26

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Solution

The fourth proportional to 16,675.93, 23,012.78 and 9,122.26 is: 12,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.93 : 23,012.78 = 9,122.26 : x
  2. Step 2: Convert to fraction form
    16,675.93/23,012.78 = 9,122.26/x
  3. Step 3: Cross multiply
    16,675.93x = 23,012.78 × 9,122.26
  4. Step 4: Simplify right side
    16,675.93x = 209,928,594.84
  5. Step 5: Solve for x
    x = 209,928,594.84/16,675.93
  6. Step 6: Final answer
    x = 12,588.72

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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.