Home / 14,907.08-20,573.72-9,617.28

Finding the Fourth Proportional to 14,907.08, 20,573.72 and 9,617.28

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Solution

The fourth proportional to 14,907.08, 20,573.72 and 9,617.28 is: 13,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.08 : 20,573.72 = 9,617.28 : x
  2. Step 2: Convert to fraction form
    14,907.08/20,573.72 = 9,617.28/x
  3. Step 3: Cross multiply
    14,907.08x = 20,573.72 × 9,617.28
  4. Step 4: Simplify right side
    14,907.08x = 197,863,177.80
  5. Step 5: Solve for x
    x = 197,863,177.80/14,907.08
  6. Step 6: Final answer
    x = 13,273.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.