Home / 14,114.31-21,174.70-4,754.08

Finding the Fourth Proportional to 14,114.31, 21,174.70 and 4,754.08

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Solution

The fourth proportional to 14,114.31, 21,174.70 and 4,754.08 is: 7,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.31 : 21,174.70 = 4,754.08 : x
  2. Step 2: Convert to fraction form
    14,114.31/21,174.70 = 4,754.08/x
  3. Step 3: Cross multiply
    14,114.31x = 21,174.70 × 4,754.08
  4. Step 4: Simplify right side
    14,114.31x = 100,666,217.78
  5. Step 5: Solve for x
    x = 100,666,217.78/14,114.31
  6. Step 6: Final answer
    x = 7,132.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.