Home / 38,316.70-57,471.63-13,352.50

Finding the Fourth Proportional to 38,316.70, 57,471.63 and 13,352.50

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Solution

The fourth proportional to 38,316.70, 57,471.63 and 13,352.50 is: 20,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.70 : 57,471.63 = 13,352.50 : x
  2. Step 2: Convert to fraction form
    38,316.70/57,471.63 = 13,352.50/x
  3. Step 3: Cross multiply
    38,316.70x = 57,471.63 × 13,352.50
  4. Step 4: Simplify right side
    38,316.70x = 767,389,939.58
  5. Step 5: Solve for x
    x = 767,389,939.58/38,316.70
  6. Step 6: Final answer
    x = 20,027.56

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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.