Home / 46,971.20-70,466.40-15,809.60

Finding the Fourth Proportional to 46,971.20, 70,466.40 and 15,809.60

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Solution

The fourth proportional to 46,971.20, 70,466.40 and 15,809.60 is: 23,717.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,971.20 : 70,466.40 = 15,809.60 : x
  2. Step 2: Convert to fraction form
    46,971.20/70,466.40 = 15,809.60/x
  3. Step 3: Cross multiply
    46,971.20x = 70,466.40 × 15,809.60
  4. Step 4: Simplify right side
    46,971.20x = 1,114,045,597.44
  5. Step 5: Solve for x
    x = 1,114,045,597.44/46,971.20
  6. Step 6: Final answer
    x = 23,717.63

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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.