Home / 17,841.12-24,628.88-12,740.48

Finding the Fourth Proportional to 17,841.12, 24,628.88 and 12,740.48

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Solution

The fourth proportional to 17,841.12, 24,628.88 and 12,740.48 is: 17,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,841.12 : 24,628.88 = 12,740.48 : x
  2. Step 2: Convert to fraction form
    17,841.12/24,628.88 = 12,740.48/x
  3. Step 3: Cross multiply
    17,841.12x = 24,628.88 × 12,740.48
  4. Step 4: Simplify right side
    17,841.12x = 313,783,753.06
  5. Step 5: Solve for x
    x = 313,783,753.06/17,841.12
  6. Step 6: Final answer
    x = 17,587.67

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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.