Home / 31,724.03-47,590.23-11,730.80

Finding the Fourth Proportional to 31,724.03, 47,590.23 and 11,730.80

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Solution

The fourth proportional to 31,724.03, 47,590.23 and 11,730.80 is: 17,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.03 : 47,590.23 = 11,730.80 : x
  2. Step 2: Convert to fraction form
    31,724.03/47,590.23 = 11,730.80/x
  3. Step 3: Cross multiply
    31,724.03x = 47,590.23 × 11,730.80
  4. Step 4: Simplify right side
    31,724.03x = 558,271,470.08
  5. Step 5: Solve for x
    x = 558,271,470.08/31,724.03
  6. Step 6: Final answer
    x = 17,597.75

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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.