Home / 13,477.02-20,224.72-6,907.82

Finding the Fourth Proportional to 13,477.02, 20,224.72 and 6,907.82

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Solution

The fourth proportional to 13,477.02, 20,224.72 and 6,907.82 is: 10,366.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.02 : 20,224.72 = 6,907.82 : x
  2. Step 2: Convert to fraction form
    13,477.02/20,224.72 = 6,907.82/x
  3. Step 3: Cross multiply
    13,477.02x = 20,224.72 × 6,907.82
  4. Step 4: Simplify right side
    13,477.02x = 139,708,725.31
  5. Step 5: Solve for x
    x = 139,708,725.31/13,477.02
  6. Step 6: Final answer
    x = 10,366.44

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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.