Home / 35,564.55-49,080.48-20,457.18

Finding the Fourth Proportional to 35,564.55, 49,080.48 and 20,457.18

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Solution

The fourth proportional to 35,564.55, 49,080.48 and 20,457.18 is: 28,231.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,564.55 : 49,080.48 = 20,457.18 : x
  2. Step 2: Convert to fraction form
    35,564.55/49,080.48 = 20,457.18/x
  3. Step 3: Cross multiply
    35,564.55x = 49,080.48 × 20,457.18
  4. Step 4: Simplify right side
    35,564.55x = 1,004,048,213.85
  5. Step 5: Solve for x
    x = 1,004,048,213.85/35,564.55
  6. Step 6: Final answer
    x = 28,231.71

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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.