Home / 12,038.41-18,057.48-3,717.49

Finding the Fourth Proportional to 12,038.41, 18,057.48 and 3,717.49

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Solution

The fourth proportional to 12,038.41, 18,057.48 and 3,717.49 is: 5,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.41 : 18,057.48 = 3,717.49 : x
  2. Step 2: Convert to fraction form
    12,038.41/18,057.48 = 3,717.49/x
  3. Step 3: Cross multiply
    12,038.41x = 18,057.48 × 3,717.49
  4. Step 4: Simplify right side
    12,038.41x = 67,128,411.04
  5. Step 5: Solve for x
    x = 67,128,411.04/12,038.41
  6. Step 6: Final answer
    x = 5,576.19

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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.