Home / 47,440.94-65,457.71-28,326.90

Finding the Fourth Proportional to 47,440.94, 65,457.71 and 28,326.90

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Solution

The fourth proportional to 47,440.94, 65,457.71 and 28,326.90 is: 39,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,440.94 : 65,457.71 = 28,326.90 : x
  2. Step 2: Convert to fraction form
    47,440.94/65,457.71 = 28,326.90/x
  3. Step 3: Cross multiply
    47,440.94x = 65,457.71 × 28,326.90
  4. Step 4: Simplify right side
    47,440.94x = 1,854,214,083.57
  5. Step 5: Solve for x
    x = 1,854,214,083.57/47,440.94
  6. Step 6: Final answer
    x = 39,084.68

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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.