Home / 46,519.20-69,790.56-20,228.64

Finding the Fourth Proportional to 46,519.20, 69,790.56 and 20,228.64

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Solution

The fourth proportional to 46,519.20, 69,790.56 and 20,228.64 is: 30,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,519.20 : 69,790.56 = 20,228.64 : x
  2. Step 2: Convert to fraction form
    46,519.20/69,790.56 = 20,228.64/x
  3. Step 3: Cross multiply
    46,519.20x = 69,790.56 × 20,228.64
  4. Step 4: Simplify right side
    46,519.20x = 1,411,768,113.64
  5. Step 5: Solve for x
    x = 1,411,768,113.64/46,519.20
  6. Step 6: Final answer
    x = 30,348.07

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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.