Home / 12,059.18-18,090.59-4,267.38

Finding the Fourth Proportional to 12,059.18, 18,090.59 and 4,267.38

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Solution

The fourth proportional to 12,059.18, 18,090.59 and 4,267.38 is: 6,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.18 : 18,090.59 = 4,267.38 : x
  2. Step 2: Convert to fraction form
    12,059.18/18,090.59 = 4,267.38/x
  3. Step 3: Cross multiply
    12,059.18x = 18,090.59 × 4,267.38
  4. Step 4: Simplify right side
    12,059.18x = 77,199,492.46
  5. Step 5: Solve for x
    x = 77,199,492.46/12,059.18
  6. Step 6: Final answer
    x = 6,401.72

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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.