Home / 13,070.08-19,608.36-4,305.07

Finding the Fourth Proportional to 13,070.08, 19,608.36 and 4,305.07

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Solution

The fourth proportional to 13,070.08, 19,608.36 and 4,305.07 is: 6,458.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.08 : 19,608.36 = 4,305.07 : x
  2. Step 2: Convert to fraction form
    13,070.08/19,608.36 = 4,305.07/x
  3. Step 3: Cross multiply
    13,070.08x = 19,608.36 × 4,305.07
  4. Step 4: Simplify right side
    13,070.08x = 84,415,362.39
  5. Step 5: Solve for x
    x = 84,415,362.39/13,070.08
  6. Step 6: Final answer
    x = 6,458.67

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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.