Home / 28,323.03-42,484.61-8,601.74

Finding the Fourth Proportional to 28,323.03, 42,484.61 and 8,601.74

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Solution

The fourth proportional to 28,323.03, 42,484.61 and 8,601.74 is: 12,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323.03 : 42,484.61 = 8,601.74 : x
  2. Step 2: Convert to fraction form
    28,323.03/42,484.61 = 8,601.74/x
  3. Step 3: Cross multiply
    28,323.03x = 42,484.61 × 8,601.74
  4. Step 4: Simplify right side
    28,323.03x = 365,441,378.30
  5. Step 5: Solve for x
    x = 365,441,378.30/28,323.03
  6. Step 6: Final answer
    x = 12,902.62

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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.