Home / 14,263.45-21,398.01-7,247.41

Finding the Fourth Proportional to 14,263.45, 21,398.01 and 7,247.41

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Solution

The fourth proportional to 14,263.45, 21,398.01 and 7,247.41 is: 10,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.45 : 21,398.01 = 7,247.41 : x
  2. Step 2: Convert to fraction form
    14,263.45/21,398.01 = 7,247.41/x
  3. Step 3: Cross multiply
    14,263.45x = 21,398.01 × 7,247.41
  4. Step 4: Simplify right side
    14,263.45x = 155,080,151.65
  5. Step 5: Solve for x
    x = 155,080,151.65/14,263.45
  6. Step 6: Final answer
    x = 10,872.56

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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.