Home / 47,410.09-65,428.72-27,272.68

Finding the Fourth Proportional to 47,410.09, 65,428.72 and 27,272.68

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Solution

The fourth proportional to 47,410.09, 65,428.72 and 27,272.68 is: 37,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,410.09 : 65,428.72 = 27,272.68 : x
  2. Step 2: Convert to fraction form
    47,410.09/65,428.72 = 27,272.68/x
  3. Step 3: Cross multiply
    47,410.09x = 65,428.72 × 27,272.68
  4. Step 4: Simplify right side
    47,410.09x = 1,784,416,250.32
  5. Step 5: Solve for x
    x = 1,784,416,250.32/47,410.09
  6. Step 6: Final answer
    x = 37,637.90

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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.