Home / 40,269.36-55,571.76-22,364.40

Finding the Fourth Proportional to 40,269.36, 55,571.76 and 22,364.40

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Solution

The fourth proportional to 40,269.36, 55,571.76 and 22,364.40 is: 30,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.36 : 55,571.76 = 22,364.40 : x
  2. Step 2: Convert to fraction form
    40,269.36/55,571.76 = 22,364.40/x
  3. Step 3: Cross multiply
    40,269.36x = 55,571.76 × 22,364.40
  4. Step 4: Simplify right side
    40,269.36x = 1,242,829,069.34
  5. Step 5: Solve for x
    x = 1,242,829,069.34/40,269.36
  6. Step 6: Final answer
    x = 30,862.90

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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.