Home / 39,228.40-58,842.60-36,002.80

Finding the Fourth Proportional to 39,228.40, 58,842.60 and 36,002.80

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Solution

The fourth proportional to 39,228.40, 58,842.60 and 36,002.80 is: 54,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228.40 : 58,842.60 = 36,002.80 : x
  2. Step 2: Convert to fraction form
    39,228.40/58,842.60 = 36,002.80/x
  3. Step 3: Cross multiply
    39,228.40x = 58,842.60 × 36,002.80
  4. Step 4: Simplify right side
    39,228.40x = 2,118,498,359.28
  5. Step 5: Solve for x
    x = 2,118,498,359.28/39,228.40
  6. Step 6: Final answer
    x = 54,004.20

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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.