Home / 31,180.04-43,014.76-18,597.52

Finding the Fourth Proportional to 31,180.04, 43,014.76 and 18,597.52

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Solution

The fourth proportional to 31,180.04, 43,014.76 and 18,597.52 is: 25,656.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.04 : 43,014.76 = 18,597.52 : x
  2. Step 2: Convert to fraction form
    31,180.04/43,014.76 = 18,597.52/x
  3. Step 3: Cross multiply
    31,180.04x = 43,014.76 × 18,597.52
  4. Step 4: Simplify right side
    31,180.04x = 799,967,859.40
  5. Step 5: Solve for x
    x = 799,967,859.40/31,180.04
  6. Step 6: Final answer
    x = 25,656.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.