Home / 40,187.67-55,459.65-22,283.43

Finding the Fourth Proportional to 40,187.67, 55,459.65 and 22,283.43

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Solution

The fourth proportional to 40,187.67, 55,459.65 and 22,283.43 is: 30,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,187.67 : 55,459.65 = 22,283.43 : x
  2. Step 2: Convert to fraction form
    40,187.67/55,459.65 = 22,283.43/x
  3. Step 3: Cross multiply
    40,187.67x = 55,459.65 × 22,283.43
  4. Step 4: Simplify right side
    40,187.67x = 1,235,831,228.60
  5. Step 5: Solve for x
    x = 1,235,831,228.60/40,187.67
  6. Step 6: Final answer
    x = 30,751.50

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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.