Home / 15,899.36-23,849.50-4,212.58

Finding the Fourth Proportional to 15,899.36, 23,849.50 and 4,212.58

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Solution

The fourth proportional to 15,899.36, 23,849.50 and 4,212.58 is: 6,318.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,899.36 : 23,849.50 = 4,212.58 : x
  2. Step 2: Convert to fraction form
    15,899.36/23,849.50 = 4,212.58/x
  3. Step 3: Cross multiply
    15,899.36x = 23,849.50 × 4,212.58
  4. Step 4: Simplify right side
    15,899.36x = 100,467,926.71
  5. Step 5: Solve for x
    x = 100,467,926.71/15,899.36
  6. Step 6: Final answer
    x = 6,318.99

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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.