Home / 15,168.58-22,725.10-10,998.23

Finding the Fourth Proportional to 15,168.58, 22,725.10 and 10,998.23

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Solution

The fourth proportional to 15,168.58, 22,725.10 and 10,998.23 is: 16,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168.58 : 22,725.10 = 10,998.23 : x
  2. Step 2: Convert to fraction form
    15,168.58/22,725.10 = 10,998.23/x
  3. Step 3: Cross multiply
    15,168.58x = 22,725.10 × 10,998.23
  4. Step 4: Simplify right side
    15,168.58x = 249,935,735.45
  5. Step 5: Solve for x
    x = 249,935,735.45/15,168.58
  6. Step 6: Final answer
    x = 16,477.20

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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.