Home / 14,075.46-19,427.31-8,108.19

Finding the Fourth Proportional to 14,075.46, 19,427.31 and 8,108.19

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Solution

The fourth proportional to 14,075.46, 19,427.31 and 8,108.19 is: 11,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.46 : 19,427.31 = 8,108.19 : x
  2. Step 2: Convert to fraction form
    14,075.46/19,427.31 = 8,108.19/x
  3. Step 3: Cross multiply
    14,075.46x = 19,427.31 × 8,108.19
  4. Step 4: Simplify right side
    14,075.46x = 157,520,320.67
  5. Step 5: Solve for x
    x = 157,520,320.67/14,075.46
  6. Step 6: Final answer
    x = 11,191.13

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Double scale
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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.