Home / 51,645.99-77,469-16,610.25

Finding the Fourth Proportional to 51,645.99, 77,469 and 16,610.25

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Solution

The fourth proportional to 51,645.99, 77,469 and 16,610.25 is: 24,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.99 : 77,469 = 16,610.25 : x
  2. Step 2: Convert to fraction form
    51,645.99/77,469 = 16,610.25/x
  3. Step 3: Cross multiply
    51,645.99x = 77,469 × 16,610.25
  4. Step 4: Simplify right side
    51,645.99x = 1,286,779,457.25
  5. Step 5: Solve for x
    x = 1,286,779,457.25/51,645.99
  6. Step 6: Final answer
    x = 24,915.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.