Home / 32,148.60-48,222.90-8,456.10

Finding the Fourth Proportional to 32,148.60, 48,222.90 and 8,456.10

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Solution

The fourth proportional to 32,148.60, 48,222.90 and 8,456.10 is: 12,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,148.60 : 48,222.90 = 8,456.10 : x
  2. Step 2: Convert to fraction form
    32,148.60/48,222.90 = 8,456.10/x
  3. Step 3: Cross multiply
    32,148.60x = 48,222.90 × 8,456.10
  4. Step 4: Simplify right side
    32,148.60x = 407,777,664.69
  5. Step 5: Solve for x
    x = 407,777,664.69/32,148.60
  6. Step 6: Final answer
    x = 12,684.15

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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.