Home / 14,075.27-19,425.93-8,105.77

Finding the Fourth Proportional to 14,075.27, 19,425.93 and 8,105.77

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Solution

The fourth proportional to 14,075.27, 19,425.93 and 8,105.77 is: 11,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.27 : 19,425.93 = 8,105.77 : x
  2. Step 2: Convert to fraction form
    14,075.27/19,425.93 = 8,105.77/x
  3. Step 3: Cross multiply
    14,075.27x = 19,425.93 × 8,105.77
  4. Step 4: Simplify right side
    14,075.27x = 157,462,114.50
  5. Step 5: Solve for x
    x = 157,462,114.50/14,075.27
  6. Step 6: Final answer
    x = 11,187.15

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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.