Home / 17,075.41-23,555.71-11,411.56

Finding the Fourth Proportional to 17,075.41, 23,555.71 and 11,411.56

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Solution

The fourth proportional to 17,075.41, 23,555.71 and 11,411.56 is: 15,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,075.41 : 23,555.71 = 11,411.56 : x
  2. Step 2: Convert to fraction form
    17,075.41/23,555.71 = 11,411.56/x
  3. Step 3: Cross multiply
    17,075.41x = 23,555.71 × 11,411.56
  4. Step 4: Simplify right side
    17,075.41x = 268,807,369.48
  5. Step 5: Solve for x
    x = 268,807,369.48/17,075.41
  6. Step 6: Final answer
    x = 15,742.37

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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.