Home / 20,723.59-31,094.57-10,860.52

Finding the Fourth Proportional to 20,723.59, 31,094.57 and 10,860.52

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Solution

The fourth proportional to 20,723.59, 31,094.57 and 10,860.52 is: 16,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,723.59 : 31,094.57 = 10,860.52 : x
  2. Step 2: Convert to fraction form
    20,723.59/31,094.57 = 10,860.52/x
  3. Step 3: Cross multiply
    20,723.59x = 31,094.57 × 10,860.52
  4. Step 4: Simplify right side
    20,723.59x = 337,703,199.38
  5. Step 5: Solve for x
    x = 337,703,199.38/20,723.59
  6. Step 6: Final answer
    x = 16,295.60

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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.