Home / 14,045.58-19,384.77-13,584.03

Finding the Fourth Proportional to 14,045.58, 19,384.77 and 13,584.03

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Solution

The fourth proportional to 14,045.58, 19,384.77 and 13,584.03 is: 18,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.58 : 19,384.77 = 13,584.03 : x
  2. Step 2: Convert to fraction form
    14,045.58/19,384.77 = 13,584.03/x
  3. Step 3: Cross multiply
    14,045.58x = 19,384.77 × 13,584.03
  4. Step 4: Simplify right side
    14,045.58x = 263,323,297.22
  5. Step 5: Solve for x
    x = 263,323,297.22/14,045.58
  6. Step 6: Final answer
    x = 18,747.77

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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.