Home / 14,360.56-21,555.36-10,205.26

Finding the Fourth Proportional to 14,360.56, 21,555.36 and 10,205.26

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Solution

The fourth proportional to 14,360.56, 21,555.36 and 10,205.26 is: 15,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.56 : 21,555.36 = 10,205.26 : x
  2. Step 2: Convert to fraction form
    14,360.56/21,555.36 = 10,205.26/x
  3. Step 3: Cross multiply
    14,360.56x = 21,555.36 × 10,205.26
  4. Step 4: Simplify right side
    14,360.56x = 219,978,053.19
  5. Step 5: Solve for x
    x = 219,978,053.19/14,360.56
  6. Step 6: Final answer
    x = 15,318.21

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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.