Home / 14,030.28-21,048.90-4,169.54

Finding the Fourth Proportional to 14,030.28, 21,048.90 and 4,169.54

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Solution

The fourth proportional to 14,030.28, 21,048.90 and 4,169.54 is: 6,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.28 : 21,048.90 = 4,169.54 : x
  2. Step 2: Convert to fraction form
    14,030.28/21,048.90 = 4,169.54/x
  3. Step 3: Cross multiply
    14,030.28x = 21,048.90 × 4,169.54
  4. Step 4: Simplify right side
    14,030.28x = 87,764,267.49
  5. Step 5: Solve for x
    x = 87,764,267.49/14,030.28
  6. Step 6: Final answer
    x = 6,255.35

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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.