Home / 11,522.58-15,895.62-11,075.46

Finding the Fourth Proportional to 11,522.58, 15,895.62 and 11,075.46

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Solution

The fourth proportional to 11,522.58, 15,895.62 and 11,075.46 is: 15,278.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.58 : 15,895.62 = 11,075.46 : x
  2. Step 2: Convert to fraction form
    11,522.58/15,895.62 = 11,075.46/x
  3. Step 3: Cross multiply
    11,522.58x = 15,895.62 × 11,075.46
  4. Step 4: Simplify right side
    11,522.58x = 176,051,303.49
  5. Step 5: Solve for x
    x = 176,051,303.49/11,522.58
  6. Step 6: Final answer
    x = 15,278.81

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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.