Home / 31,847.37-47,764.67-30,266.65

Finding the Fourth Proportional to 31,847.37, 47,764.67 and 30,266.65

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Solution

The fourth proportional to 31,847.37, 47,764.67 and 30,266.65 is: 45,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,847.37 : 47,764.67 = 30,266.65 : x
  2. Step 2: Convert to fraction form
    31,847.37/47,764.67 = 30,266.65/x
  3. Step 3: Cross multiply
    31,847.37x = 47,764.67 × 30,266.65
  4. Step 4: Simplify right side
    31,847.37x = 1,445,676,549.26
  5. Step 5: Solve for x
    x = 1,445,676,549.26/31,847.37
  6. Step 6: Final answer
    x = 45,393.91

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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.