Home / 18,017.36-24,861.12-10,059.20

Finding the Fourth Proportional to 18,017.36, 24,861.12 and 10,059.20

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Solution

The fourth proportional to 18,017.36, 24,861.12 and 10,059.20 is: 13,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.36 : 24,861.12 = 10,059.20 : x
  2. Step 2: Convert to fraction form
    18,017.36/24,861.12 = 10,059.20/x
  3. Step 3: Cross multiply
    18,017.36x = 24,861.12 × 10,059.20
  4. Step 4: Simplify right side
    18,017.36x = 250,082,978.30
  5. Step 5: Solve for x
    x = 250,082,978.30/18,017.36
  6. Step 6: Final answer
    x = 13,880.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.