Home / 38,471.80-57,713.64-16,285.30

Finding the Fourth Proportional to 38,471.80, 57,713.64 and 16,285.30

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Solution

The fourth proportional to 38,471.80, 57,713.64 and 16,285.30 is: 24,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,471.80 : 57,713.64 = 16,285.30 : x
  2. Step 2: Convert to fraction form
    38,471.80/57,713.64 = 16,285.30/x
  3. Step 3: Cross multiply
    38,471.80x = 57,713.64 × 16,285.30
  4. Step 4: Simplify right side
    38,471.80x = 939,883,941.49
  5. Step 5: Solve for x
    x = 939,883,941.49/38,471.80
  6. Step 6: Final answer
    x = 24,430.46

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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.