Home / 18,036.45-24,890.23-10,078.67

Finding the Fourth Proportional to 18,036.45, 24,890.23 and 10,078.67

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Solution

The fourth proportional to 18,036.45, 24,890.23 and 10,078.67 is: 13,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.45 : 24,890.23 = 10,078.67 : x
  2. Step 2: Convert to fraction form
    18,036.45/24,890.23 = 10,078.67/x
  3. Step 3: Cross multiply
    18,036.45x = 24,890.23 × 10,078.67
  4. Step 4: Simplify right side
    18,036.45x = 250,860,326.97
  5. Step 5: Solve for x
    x = 250,860,326.97/18,036.45
  6. Step 6: Final answer
    x = 13,908.52

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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.