Home / 14,047.37-21,053.50-7,029.40

Finding the Fourth Proportional to 14,047.37, 21,053.50 and 7,029.40

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Solution

The fourth proportional to 14,047.37, 21,053.50 and 7,029.40 is: 10,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.37 : 21,053.50 = 7,029.40 : x
  2. Step 2: Convert to fraction form
    14,047.37/21,053.50 = 7,029.40/x
  3. Step 3: Cross multiply
    14,047.37x = 21,053.50 × 7,029.40
  4. Step 4: Simplify right side
    14,047.37x = 147,993,472.90
  5. Step 5: Solve for x
    x = 147,993,472.90/14,047.37
  6. Step 6: Final answer
    x = 10,535.32

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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.