Home / 18,841.77-28,263.25-9,476.67

Finding the Fourth Proportional to 18,841.77, 28,263.25 and 9,476.67

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Solution

The fourth proportional to 18,841.77, 28,263.25 and 9,476.67 is: 14,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.77 : 28,263.25 = 9,476.67 : x
  2. Step 2: Convert to fraction form
    18,841.77/28,263.25 = 9,476.67/x
  3. Step 3: Cross multiply
    18,841.77x = 28,263.25 × 9,476.67
  4. Step 4: Simplify right side
    18,841.77x = 267,841,611.21
  5. Step 5: Solve for x
    x = 267,841,611.21/18,841.77
  6. Step 6: Final answer
    x = 14,215.31

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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.