Home / 34,137.08-51,157.74-13,054.40

Finding the Fourth Proportional to 34,137.08, 51,157.74 and 13,054.40

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Solution

The fourth proportional to 34,137.08, 51,157.74 and 13,054.40 is: 19,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,137.08 : 51,157.74 = 13,054.40 : x
  2. Step 2: Convert to fraction form
    34,137.08/51,157.74 = 13,054.40/x
  3. Step 3: Cross multiply
    34,137.08x = 51,157.74 × 13,054.40
  4. Step 4: Simplify right side
    34,137.08x = 667,833,601.06
  5. Step 5: Solve for x
    x = 667,833,601.06/34,137.08
  6. Step 6: Final answer
    x = 19,563.29

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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.