Home / 18,507.04-25,516.29-13,467.22

Finding the Fourth Proportional to 18,507.04, 25,516.29 and 13,467.22

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Solution

The fourth proportional to 18,507.04, 25,516.29 and 13,467.22 is: 18,567.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,507.04 : 25,516.29 = 13,467.22 : x
  2. Step 2: Convert to fraction form
    18,507.04/25,516.29 = 13,467.22/x
  3. Step 3: Cross multiply
    18,507.04x = 25,516.29 × 13,467.22
  4. Step 4: Simplify right side
    18,507.04x = 343,633,491.01
  5. Step 5: Solve for x
    x = 343,633,491.01/18,507.04
  6. Step 6: Final answer
    x = 18,567.72

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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.