Home / 19,000.87-28,491.63-6,346.08

Finding the Fourth Proportional to 19,000.87, 28,491.63 and 6,346.08

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Solution

The fourth proportional to 19,000.87, 28,491.63 and 6,346.08 is: 9,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.87 : 28,491.63 = 6,346.08 : x
  2. Step 2: Convert to fraction form
    19,000.87/28,491.63 = 6,346.08/x
  3. Step 3: Cross multiply
    19,000.87x = 28,491.63 × 6,346.08
  4. Step 4: Simplify right side
    19,000.87x = 180,810,163.31
  5. Step 5: Solve for x
    x = 180,810,163.31/19,000.87
  6. Step 6: Final answer
    x = 9,515.89

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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.