Home / 13,044.35-19,570.16-4,285.41

Finding the Fourth Proportional to 13,044.35, 19,570.16 and 4,285.41

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Solution

The fourth proportional to 13,044.35, 19,570.16 and 4,285.41 is: 6,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.35 : 19,570.16 = 4,285.41 : x
  2. Step 2: Convert to fraction form
    13,044.35/19,570.16 = 4,285.41/x
  3. Step 3: Cross multiply
    13,044.35x = 19,570.16 × 4,285.41
  4. Step 4: Simplify right side
    13,044.35x = 83,866,137.94
  5. Step 5: Solve for x
    x = 83,866,137.94/13,044.35
  6. Step 6: Final answer
    x = 6,429.31

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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.