Home / 31,544.59-47,284.98-20,458.33

Finding the Fourth Proportional to 31,544.59, 47,284.98 and 20,458.33

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Solution

The fourth proportional to 31,544.59, 47,284.98 and 20,458.33 is: 30,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544.59 : 47,284.98 = 20,458.33 : x
  2. Step 2: Convert to fraction form
    31,544.59/47,284.98 = 20,458.33/x
  3. Step 3: Cross multiply
    31,544.59x = 47,284.98 × 20,458.33
  4. Step 4: Simplify right side
    31,544.59x = 967,371,724.88
  5. Step 5: Solve for x
    x = 967,371,724.88/31,544.59
  6. Step 6: Final answer
    x = 30,666.80

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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.