Home / 13,967.08-20,950.57-5,646.99

Finding the Fourth Proportional to 13,967.08, 20,950.57 and 5,646.99

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Solution

The fourth proportional to 13,967.08, 20,950.57 and 5,646.99 is: 8,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.08 : 20,950.57 = 5,646.99 : x
  2. Step 2: Convert to fraction form
    13,967.08/20,950.57 = 5,646.99/x
  3. Step 3: Cross multiply
    13,967.08x = 20,950.57 × 5,646.99
  4. Step 4: Simplify right side
    13,967.08x = 118,307,683.43
  5. Step 5: Solve for x
    x = 118,307,683.43/13,967.08
  6. Step 6: Final answer
    x = 8,470.47

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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.