Home / 13,684.08-20,522.16-5,362.32

Finding the Fourth Proportional to 13,684.08, 20,522.16 and 5,362.32

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Solution

The fourth proportional to 13,684.08, 20,522.16 and 5,362.32 is: 8,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684.08 : 20,522.16 = 5,362.32 : x
  2. Step 2: Convert to fraction form
    13,684.08/20,522.16 = 5,362.32/x
  3. Step 3: Cross multiply
    13,684.08x = 20,522.16 × 5,362.32
  4. Step 4: Simplify right side
    13,684.08x = 110,046,389.01
  5. Step 5: Solve for x
    x = 110,046,389.01/13,684.08
  6. Step 6: Final answer
    x = 8,041.93

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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.