Home / 14,335.72-19,783.23-8,048.09

Finding the Fourth Proportional to 14,335.72, 19,783.23 and 8,048.09

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Solution

The fourth proportional to 14,335.72, 19,783.23 and 8,048.09 is: 11,106.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.72 : 19,783.23 = 8,048.09 : x
  2. Step 2: Convert to fraction form
    14,335.72/19,783.23 = 8,048.09/x
  3. Step 3: Cross multiply
    14,335.72x = 19,783.23 × 8,048.09
  4. Step 4: Simplify right side
    14,335.72x = 159,217,215.53
  5. Step 5: Solve for x
    x = 159,217,215.53/14,335.72
  6. Step 6: Final answer
    x = 11,106.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.