Home / 9,416.76-14,056.35-8,731.50

Finding the Fourth Proportional to 9,416.76, 14,056.35 and 8,731.50

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Solution

The fourth proportional to 9,416.76, 14,056.35 and 8,731.50 is: 13,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.76 : 14,056.35 = 8,731.50 : x
  2. Step 2: Convert to fraction form
    9,416.76/14,056.35 = 8,731.50/x
  3. Step 3: Cross multiply
    9,416.76x = 14,056.35 × 8,731.50
  4. Step 4: Simplify right side
    9,416.76x = 122,733,020.03
  5. Step 5: Solve for x
    x = 122,733,020.03/9,416.76
  6. Step 6: Final answer
    x = 13,033.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.