Home / 22,009.93-33,017.21-6,427.60

Finding the Fourth Proportional to 22,009.93, 33,017.21 and 6,427.60

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Solution

The fourth proportional to 22,009.93, 33,017.21 and 6,427.60 is: 9,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009.93 : 33,017.21 = 6,427.60 : x
  2. Step 2: Convert to fraction form
    22,009.93/33,017.21 = 6,427.60/x
  3. Step 3: Cross multiply
    22,009.93x = 33,017.21 × 6,427.60
  4. Step 4: Simplify right side
    22,009.93x = 212,221,419.00
  5. Step 5: Solve for x
    x = 212,221,419.00/22,009.93
  6. Step 6: Final answer
    x = 9,642.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.