Home / 14,465.03-19,963.59-8,091.98

Finding the Fourth Proportional to 14,465.03, 19,963.59 and 8,091.98

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Solution

The fourth proportional to 14,465.03, 19,963.59 and 8,091.98 is: 11,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.03 : 19,963.59 = 8,091.98 : x
  2. Step 2: Convert to fraction form
    14,465.03/19,963.59 = 8,091.98/x
  3. Step 3: Cross multiply
    14,465.03x = 19,963.59 × 8,091.98
  4. Step 4: Simplify right side
    14,465.03x = 161,544,871.19
  5. Step 5: Solve for x
    x = 161,544,871.19/14,465.03
  6. Step 6: Final answer
    x = 11,167.96

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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.