Home / 21,905.84-32,858.27-6,110.45

Finding the Fourth Proportional to 21,905.84, 32,858.27 and 6,110.45

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Solution

The fourth proportional to 21,905.84, 32,858.27 and 6,110.45 is: 9,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,905.84 : 32,858.27 = 6,110.45 : x
  2. Step 2: Convert to fraction form
    21,905.84/32,858.27 = 6,110.45/x
  3. Step 3: Cross multiply
    21,905.84x = 32,858.27 × 6,110.45
  4. Step 4: Simplify right side
    21,905.84x = 200,778,621.08
  5. Step 5: Solve for x
    x = 200,778,621.08/21,905.84
  6. Step 6: Final answer
    x = 9,165.53

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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.