Home / 18,880.54-28,318.98-5,733.03

Finding the Fourth Proportional to 18,880.54, 28,318.98 and 5,733.03

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Solution

The fourth proportional to 18,880.54, 28,318.98 and 5,733.03 is: 8,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.54 : 28,318.98 = 5,733.03 : x
  2. Step 2: Convert to fraction form
    18,880.54/28,318.98 = 5,733.03/x
  3. Step 3: Cross multiply
    18,880.54x = 28,318.98 × 5,733.03
  4. Step 4: Simplify right side
    18,880.54x = 162,353,477.21
  5. Step 5: Solve for x
    x = 162,353,477.21/18,880.54
  6. Step 6: Final answer
    x = 8,598.98

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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.