Home / 14,256.37-19,673.21-7,882.56

Finding the Fourth Proportional to 14,256.37, 19,673.21 and 7,882.56

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Solution

The fourth proportional to 14,256.37, 19,673.21 and 7,882.56 is: 10,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.37 : 19,673.21 = 7,882.56 : x
  2. Step 2: Convert to fraction form
    14,256.37/19,673.21 = 7,882.56/x
  3. Step 3: Cross multiply
    14,256.37x = 19,673.21 × 7,882.56
  4. Step 4: Simplify right side
    14,256.37x = 155,075,218.80
  5. Step 5: Solve for x
    x = 155,075,218.80/14,256.37
  6. Step 6: Final answer
    x = 10,877.61

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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.