Home / 38,220.95-57,353.98-14,548.43

Finding the Fourth Proportional to 38,220.95, 57,353.98 and 14,548.43

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Solution

The fourth proportional to 38,220.95, 57,353.98 and 14,548.43 is: 21,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220.95 : 57,353.98 = 14,548.43 : x
  2. Step 2: Convert to fraction form
    38,220.95/57,353.98 = 14,548.43/x
  3. Step 3: Cross multiply
    38,220.95x = 57,353.98 × 14,548.43
  4. Step 4: Simplify right side
    38,220.95x = 834,410,363.25
  5. Step 5: Solve for x
    x = 834,410,363.25/38,220.95
  6. Step 6: Final answer
    x = 21,831.23

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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.