Home / 32,190.48-48,285.72-13,460.28

Finding the Fourth Proportional to 32,190.48, 48,285.72 and 13,460.28

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Solution

The fourth proportional to 32,190.48, 48,285.72 and 13,460.28 is: 20,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.48 : 48,285.72 = 13,460.28 : x
  2. Step 2: Convert to fraction form
    32,190.48/48,285.72 = 13,460.28/x
  3. Step 3: Cross multiply
    32,190.48x = 48,285.72 × 13,460.28
  4. Step 4: Simplify right side
    32,190.48x = 649,939,311.20
  5. Step 5: Solve for x
    x = 649,939,311.20/32,190.48
  6. Step 6: Final answer
    x = 20,190.42

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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.