Home / 18,467.10-25,485.75-10,510.02

Finding the Fourth Proportional to 18,467.10, 25,485.75 and 10,510.02

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Solution

The fourth proportional to 18,467.10, 25,485.75 and 10,510.02 is: 14,504.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467.10 : 25,485.75 = 10,510.02 : x
  2. Step 2: Convert to fraction form
    18,467.10/25,485.75 = 10,510.02/x
  3. Step 3: Cross multiply
    18,467.10x = 25,485.75 × 10,510.02
  4. Step 4: Simplify right side
    18,467.10x = 267,855,742.22
  5. Step 5: Solve for x
    x = 267,855,742.22/18,467.10
  6. Step 6: Final answer
    x = 14,504.48

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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.