Home / 30,731.74-46,096.53-9,671.20

Finding the Fourth Proportional to 30,731.74, 46,096.53 and 9,671.20

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Solution

The fourth proportional to 30,731.74, 46,096.53 and 9,671.20 is: 14,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731.74 : 46,096.53 = 9,671.20 : x
  2. Step 2: Convert to fraction form
    30,731.74/46,096.53 = 9,671.20/x
  3. Step 3: Cross multiply
    30,731.74x = 46,096.53 × 9,671.20
  4. Step 4: Simplify right side
    30,731.74x = 445,808,760.94
  5. Step 5: Solve for x
    x = 445,808,760.94/30,731.74
  6. Step 6: Final answer
    x = 14,506.46

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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.