Home / 47,435.40-65,457.18-27,293.40

Finding the Fourth Proportional to 47,435.40, 65,457.18 and 27,293.40

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Solution

The fourth proportional to 47,435.40, 65,457.18 and 27,293.40 is: 37,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,435.40 : 65,457.18 = 27,293.40 : x
  2. Step 2: Convert to fraction form
    47,435.40/65,457.18 = 27,293.40/x
  3. Step 3: Cross multiply
    47,435.40x = 65,457.18 × 27,293.40
  4. Step 4: Simplify right side
    47,435.40x = 1,786,548,996.61
  5. Step 5: Solve for x
    x = 1,786,548,996.61/47,435.40
  6. Step 6: Final answer
    x = 37,662.78

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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.