Home / 46,281.20-69,454.20-20,004.80

Finding the Fourth Proportional to 46,281.20, 69,454.20 and 20,004.80

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Solution

The fourth proportional to 46,281.20, 69,454.20 and 20,004.80 is: 30,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,281.20 : 69,454.20 = 20,004.80 : x
  2. Step 2: Convert to fraction form
    46,281.20/69,454.20 = 20,004.80/x
  3. Step 3: Cross multiply
    46,281.20x = 69,454.20 × 20,004.80
  4. Step 4: Simplify right side
    46,281.20x = 1,389,417,380.16
  5. Step 5: Solve for x
    x = 1,389,417,380.16/46,281.20
  6. Step 6: Final answer
    x = 30,021.20

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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.