Home / 32,005.85-48,022.60-12,279.79

Finding the Fourth Proportional to 32,005.85, 48,022.60 and 12,279.79

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Solution

The fourth proportional to 32,005.85, 48,022.60 and 12,279.79 is: 18,424.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,005.85 : 48,022.60 = 12,279.79 : x
  2. Step 2: Convert to fraction form
    32,005.85/48,022.60 = 12,279.79/x
  3. Step 3: Cross multiply
    32,005.85x = 48,022.60 × 12,279.79
  4. Step 4: Simplify right side
    32,005.85x = 589,707,443.25
  5. Step 5: Solve for x
    x = 589,707,443.25/32,005.85
  6. Step 6: Final answer
    x = 18,424.99

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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.