Home / 19,771.34-29,657.08-7,285.96

Finding the Fourth Proportional to 19,771.34, 29,657.08 and 7,285.96

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Solution

The fourth proportional to 19,771.34, 29,657.08 and 7,285.96 is: 10,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.34 : 29,657.08 = 7,285.96 : x
  2. Step 2: Convert to fraction form
    19,771.34/29,657.08 = 7,285.96/x
  3. Step 3: Cross multiply
    19,771.34x = 29,657.08 × 7,285.96
  4. Step 4: Simplify right side
    19,771.34x = 216,080,298.60
  5. Step 5: Solve for x
    x = 216,080,298.60/19,771.34
  6. Step 6: Final answer
    x = 10,928.97

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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.