Home / 12,019.36-16,583.88-7,303.36

Finding the Fourth Proportional to 12,019.36, 16,583.88 and 7,303.36

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Solution

The fourth proportional to 12,019.36, 16,583.88 and 7,303.36 is: 10,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,019.36 : 16,583.88 = 7,303.36 : x
  2. Step 2: Convert to fraction form
    12,019.36/16,583.88 = 7,303.36/x
  3. Step 3: Cross multiply
    12,019.36x = 16,583.88 × 7,303.36
  4. Step 4: Simplify right side
    12,019.36x = 121,118,045.84
  5. Step 5: Solve for x
    x = 121,118,045.84/12,019.36
  6. Step 6: Final answer
    x = 10,076.91

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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.