Home / 14,038.30-21,057.25-4,177.63

Finding the Fourth Proportional to 14,038.30, 21,057.25 and 4,177.63

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Solution

The fourth proportional to 14,038.30, 21,057.25 and 4,177.63 is: 6,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.30 : 21,057.25 = 4,177.63 : x
  2. Step 2: Convert to fraction form
    14,038.30/21,057.25 = 4,177.63/x
  3. Step 3: Cross multiply
    14,038.30x = 21,057.25 × 4,177.63
  4. Step 4: Simplify right side
    14,038.30x = 87,969,399.32
  5. Step 5: Solve for x
    x = 87,969,399.32/14,038.30
  6. Step 6: Final answer
    x = 6,266.39

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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.