Home / 36,328.48-54,517.52-12,635.80

Finding the Fourth Proportional to 36,328.48, 54,517.52 and 12,635.80

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Solution

The fourth proportional to 36,328.48, 54,517.52 and 12,635.80 is: 18,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,328.48 : 54,517.52 = 12,635.80 : x
  2. Step 2: Convert to fraction form
    36,328.48/54,517.52 = 12,635.80/x
  3. Step 3: Cross multiply
    36,328.48x = 54,517.52 × 12,635.80
  4. Step 4: Simplify right side
    36,328.48x = 688,872,374.51
  5. Step 5: Solve for x
    x = 688,872,374.51/36,328.48
  6. Step 6: Final answer
    x = 18,962.32

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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.