Home / 31,050.60-46,561.56-9,986.73

Finding the Fourth Proportional to 31,050.60, 46,561.56 and 9,986.73

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Solution

The fourth proportional to 31,050.60, 46,561.56 and 9,986.73 is: 14,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,050.60 : 46,561.56 = 9,986.73 : x
  2. Step 2: Convert to fraction form
    31,050.60/46,561.56 = 9,986.73/x
  3. Step 3: Cross multiply
    31,050.60x = 46,561.56 × 9,986.73
  4. Step 4: Simplify right side
    31,050.60x = 464,997,728.10
  5. Step 5: Solve for x
    x = 464,997,728.10/31,050.60
  6. Step 6: Final answer
    x = 14,975.48

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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.