Home / 34,056.60-46,990.47-20,627.61

Finding the Fourth Proportional to 34,056.60, 46,990.47 and 20,627.61

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Solution

The fourth proportional to 34,056.60, 46,990.47 and 20,627.61 is: 28,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,056.60 : 46,990.47 = 20,627.61 : x
  2. Step 2: Convert to fraction form
    34,056.60/46,990.47 = 20,627.61/x
  3. Step 3: Cross multiply
    34,056.60x = 46,990.47 × 20,627.61
  4. Step 4: Simplify right side
    34,056.60x = 969,301,088.88
  5. Step 5: Solve for x
    x = 969,301,088.88/34,056.60
  6. Step 6: Final answer
    x = 28,461.48

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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.