Home / 13,093.88-19,655.34-6,518.30

Finding the Fourth Proportional to 13,093.88, 19,655.34 and 6,518.30

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Solution

The fourth proportional to 13,093.88, 19,655.34 and 6,518.30 is: 9,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.88 : 19,655.34 = 6,518.30 : x
  2. Step 2: Convert to fraction form
    13,093.88/19,655.34 = 6,518.30/x
  3. Step 3: Cross multiply
    13,093.88x = 19,655.34 × 6,518.30
  4. Step 4: Simplify right side
    13,093.88x = 128,119,402.72
  5. Step 5: Solve for x
    x = 128,119,402.72/13,093.88
  6. Step 6: Final answer
    x = 9,784.68

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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.