Home / 20,573.64-30,855.60-9,473.40

Finding the Fourth Proportional to 20,573.64, 30,855.60 and 9,473.40

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Solution

The fourth proportional to 20,573.64, 30,855.60 and 9,473.40 is: 14,207.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.64 : 30,855.60 = 9,473.40 : x
  2. Step 2: Convert to fraction form
    20,573.64/30,855.60 = 9,473.40/x
  3. Step 3: Cross multiply
    20,573.64x = 30,855.60 × 9,473.40
  4. Step 4: Simplify right side
    20,573.64x = 292,307,441.04
  5. Step 5: Solve for x
    x = 292,307,441.04/20,573.64
  6. Step 6: Final answer
    x = 14,207.86

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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.