Home / 37,638.16-56,452.92-9,938.32

Finding the Fourth Proportional to 37,638.16, 56,452.92 and 9,938.32

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Solution

The fourth proportional to 37,638.16, 56,452.92 and 9,938.32 is: 14,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,638.16 : 56,452.92 = 9,938.32 : x
  2. Step 2: Convert to fraction form
    37,638.16/56,452.92 = 9,938.32/x
  3. Step 3: Cross multiply
    37,638.16x = 56,452.92 × 9,938.32
  4. Step 4: Simplify right side
    37,638.16x = 561,047,183.89
  5. Step 5: Solve for x
    x = 561,047,183.89/37,638.16
  6. Step 6: Final answer
    x = 14,906.34

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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.