Home / 31,938.12-44,050.50-30,054.60

Finding the Fourth Proportional to 31,938.12, 44,050.50 and 30,054.60

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Solution

The fourth proportional to 31,938.12, 44,050.50 and 30,054.60 is: 41,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938.12 : 44,050.50 = 30,054.60 : x
  2. Step 2: Convert to fraction form
    31,938.12/44,050.50 = 30,054.60/x
  3. Step 3: Cross multiply
    31,938.12x = 44,050.50 × 30,054.60
  4. Step 4: Simplify right side
    31,938.12x = 1,323,920,157.30
  5. Step 5: Solve for x
    x = 1,323,920,157.30/31,938.12
  6. Step 6: Final answer
    x = 41,452.66

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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.