Home / 40,220.28-55,503.63-23,228.10

Finding the Fourth Proportional to 40,220.28, 55,503.63 and 23,228.10

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Solution

The fourth proportional to 40,220.28, 55,503.63 and 23,228.10 is: 32,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,220.28 : 55,503.63 = 23,228.10 : x
  2. Step 2: Convert to fraction form
    40,220.28/55,503.63 = 23,228.10/x
  3. Step 3: Cross multiply
    40,220.28x = 55,503.63 × 23,228.10
  4. Step 4: Simplify right side
    40,220.28x = 1,289,243,868.00
  5. Step 5: Solve for x
    x = 1,289,243,868.00/40,220.28
  6. Step 6: Final answer
    x = 32,054.57

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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.