Home / 13,070.85-19,595.26-5,669.74

Finding the Fourth Proportional to 13,070.85, 19,595.26 and 5,669.74

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Solution

The fourth proportional to 13,070.85, 19,595.26 and 5,669.74 is: 8,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.85 : 19,595.26 = 5,669.74 : x
  2. Step 2: Convert to fraction form
    13,070.85/19,595.26 = 5,669.74/x
  3. Step 3: Cross multiply
    13,070.85x = 19,595.26 × 5,669.74
  4. Step 4: Simplify right side
    13,070.85x = 111,099,903.11
  5. Step 5: Solve for x
    x = 111,099,903.11/13,070.85
  6. Step 6: Final answer
    x = 8,499.82

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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.