Home / 20,459.64-30,650.04-17,133.24

Finding the Fourth Proportional to 20,459.64, 30,650.04 and 17,133.24

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Solution

The fourth proportional to 20,459.64, 30,650.04 and 17,133.24 is: 25,666.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,459.64 : 30,650.04 = 17,133.24 : x
  2. Step 2: Convert to fraction form
    20,459.64/30,650.04 = 17,133.24/x
  3. Step 3: Cross multiply
    20,459.64x = 30,650.04 × 17,133.24
  4. Step 4: Simplify right side
    20,459.64x = 525,134,491.33
  5. Step 5: Solve for x
    x = 525,134,491.33/20,459.64
  6. Step 6: Final answer
    x = 25,666.85

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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.