Home / 14,075.08-19,424.58-7,787.56

Finding the Fourth Proportional to 14,075.08, 19,424.58 and 7,787.56

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Solution

The fourth proportional to 14,075.08, 19,424.58 and 7,787.56 is: 10,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.08 : 19,424.58 = 7,787.56 : x
  2. Step 2: Convert to fraction form
    14,075.08/19,424.58 = 7,787.56/x
  3. Step 3: Cross multiply
    14,075.08x = 19,424.58 × 7,787.56
  4. Step 4: Simplify right side
    14,075.08x = 151,270,082.22
  5. Step 5: Solve for x
    x = 151,270,082.22/14,075.08
  6. Step 6: Final answer
    x = 10,747.37

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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.