Home / 31,461.02-47,183.97-9,268.40

Finding the Fourth Proportional to 31,461.02, 47,183.97 and 9,268.40

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Solution

The fourth proportional to 31,461.02, 47,183.97 and 9,268.40 is: 13,900.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461.02 : 47,183.97 = 9,268.40 : x
  2. Step 2: Convert to fraction form
    31,461.02/47,183.97 = 9,268.40/x
  3. Step 3: Cross multiply
    31,461.02x = 47,183.97 × 9,268.40
  4. Step 4: Simplify right side
    31,461.02x = 437,319,907.55
  5. Step 5: Solve for x
    x = 437,319,907.55/31,461.02
  6. Step 6: Final answer
    x = 13,900.37

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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.