Home / 11,595.90-17,419.77-11,158.50

Finding the Fourth Proportional to 11,595.90, 17,419.77 and 11,158.50

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Solution

The fourth proportional to 11,595.90, 17,419.77 and 11,158.50 is: 16,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.90 : 17,419.77 = 11,158.50 : x
  2. Step 2: Convert to fraction form
    11,595.90/17,419.77 = 11,158.50/x
  3. Step 3: Cross multiply
    11,595.90x = 17,419.77 × 11,158.50
  4. Step 4: Simplify right side
    11,595.90x = 194,378,503.55
  5. Step 5: Solve for x
    x = 194,378,503.55/11,595.90
  6. Step 6: Final answer
    x = 16,762.69

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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.