Home / 27,074.10-40,618.08-10,429.67

Finding the Fourth Proportional to 27,074.10, 40,618.08 and 10,429.67

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Solution

The fourth proportional to 27,074.10, 40,618.08 and 10,429.67 is: 15,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,074.10 : 40,618.08 = 10,429.67 : x
  2. Step 2: Convert to fraction form
    27,074.10/40,618.08 = 10,429.67/x
  3. Step 3: Cross multiply
    27,074.10x = 40,618.08 × 10,429.67
  4. Step 4: Simplify right side
    27,074.10x = 423,632,915.19
  5. Step 5: Solve for x
    x = 423,632,915.19/27,074.10
  6. Step 6: Final answer
    x = 15,647.17

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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.