Home / 31,840.56-47,754.63-30,260.03

Finding the Fourth Proportional to 31,840.56, 47,754.63 and 30,260.03

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Solution

The fourth proportional to 31,840.56, 47,754.63 and 30,260.03 is: 45,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.56 : 47,754.63 = 30,260.03 : x
  2. Step 2: Convert to fraction form
    31,840.56/47,754.63 = 30,260.03/x
  3. Step 3: Cross multiply
    31,840.56x = 47,754.63 × 30,260.03
  4. Step 4: Simplify right side
    31,840.56x = 1,445,056,297.67
  5. Step 5: Solve for x
    x = 1,445,056,297.67/31,840.56
  6. Step 6: Final answer
    x = 45,384.14

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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.