Home / 39,236.60-58,852.20-12,582.20

Finding the Fourth Proportional to 39,236.60, 58,852.20 and 12,582.20

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Solution

The fourth proportional to 39,236.60, 58,852.20 and 12,582.20 is: 18,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,236.60 : 58,852.20 = 12,582.20 : x
  2. Step 2: Convert to fraction form
    39,236.60/58,852.20 = 12,582.20/x
  3. Step 3: Cross multiply
    39,236.60x = 58,852.20 × 12,582.20
  4. Step 4: Simplify right side
    39,236.60x = 740,490,150.84
  5. Step 5: Solve for x
    x = 740,490,150.84/39,236.60
  6. Step 6: Final answer
    x = 18,872.43

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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.