Home / 47,205.50-65,142.09-25,984.71

Finding the Fourth Proportional to 47,205.50, 65,142.09 and 25,984.71

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Solution

The fourth proportional to 47,205.50, 65,142.09 and 25,984.71 is: 35,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,205.50 : 65,142.09 = 25,984.71 : x
  2. Step 2: Convert to fraction form
    47,205.50/65,142.09 = 25,984.71/x
  3. Step 3: Cross multiply
    47,205.50x = 65,142.09 × 25,984.71
  4. Step 4: Simplify right side
    47,205.50x = 1,692,698,317.44
  5. Step 5: Solve for x
    x = 1,692,698,317.44/47,205.50
  6. Step 6: Final answer
    x = 35,858.08

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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.