Home / 12,369.36-18,566.19-9,073.07

Finding the Fourth Proportional to 12,369.36, 18,566.19 and 9,073.07

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Solution

The fourth proportional to 12,369.36, 18,566.19 and 9,073.07 is: 13,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.36 : 18,566.19 = 9,073.07 : x
  2. Step 2: Convert to fraction form
    12,369.36/18,566.19 = 9,073.07/x
  3. Step 3: Cross multiply
    12,369.36x = 18,566.19 × 9,073.07
  4. Step 4: Simplify right side
    12,369.36x = 168,452,341.50
  5. Step 5: Solve for x
    x = 168,452,341.50/12,369.36
  6. Step 6: Final answer
    x = 13,618.52

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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.