Home / 40,223.20-60,296.40-31,333.60

Finding the Fourth Proportional to 40,223.20, 60,296.40 and 31,333.60

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Solution

The fourth proportional to 40,223.20, 60,296.40 and 31,333.60 is: 46,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.20 : 60,296.40 = 31,333.60 : x
  2. Step 2: Convert to fraction form
    40,223.20/60,296.40 = 31,333.60/x
  3. Step 3: Cross multiply
    40,223.20x = 60,296.40 × 31,333.60
  4. Step 4: Simplify right side
    40,223.20x = 1,889,303,279.04
  5. Step 5: Solve for x
    x = 1,889,303,279.04/40,223.20
  6. Step 6: Final answer
    x = 46,970.49

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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.