Home / 38,307.37-57,461.05-12,014.23

Finding the Fourth Proportional to 38,307.37, 57,461.05 and 12,014.23

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Solution

The fourth proportional to 38,307.37, 57,461.05 and 12,014.23 is: 18,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,307.37 : 57,461.05 = 12,014.23 : x
  2. Step 2: Convert to fraction form
    38,307.37/57,461.05 = 12,014.23/x
  3. Step 3: Cross multiply
    38,307.37x = 57,461.05 × 12,014.23
  4. Step 4: Simplify right side
    38,307.37x = 690,350,270.74
  5. Step 5: Solve for x
    x = 690,350,270.74/38,307.37
  6. Step 6: Final answer
    x = 18,021.34

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Double scale
Find fourth proportional to 38,308.37, 57,462.55 and 12,015.23
Similar ratio
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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.