Home / 12,099.33-16,698.45-7,064.81

Finding the Fourth Proportional to 12,099.33, 16,698.45 and 7,064.81

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Solution

The fourth proportional to 12,099.33, 16,698.45 and 7,064.81 is: 9,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099.33 : 16,698.45 = 7,064.81 : x
  2. Step 2: Convert to fraction form
    12,099.33/16,698.45 = 7,064.81/x
  3. Step 3: Cross multiply
    12,099.33x = 16,698.45 × 7,064.81
  4. Step 4: Simplify right side
    12,099.33x = 117,971,293.05
  5. Step 5: Solve for x
    x = 117,971,293.05/12,099.33
  6. Step 6: Final answer
    x = 9,750.23

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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.