Home / 47,664.20-65,784.47-26,450.30

Finding the Fourth Proportional to 47,664.20, 65,784.47 and 26,450.30

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Solution

The fourth proportional to 47,664.20, 65,784.47 and 26,450.30 is: 36,505.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,664.20 : 65,784.47 = 26,450.30 : x
  2. Step 2: Convert to fraction form
    47,664.20/65,784.47 = 26,450.30/x
  3. Step 3: Cross multiply
    47,664.20x = 65,784.47 × 26,450.30
  4. Step 4: Simplify right side
    47,664.20x = 1,740,018,966.84
  5. Step 5: Solve for x
    x = 1,740,018,966.84/47,664.20
  6. Step 6: Final answer
    x = 36,505.78

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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.