Home / 28,848.78-39,812.42-16,273.26

Finding the Fourth Proportional to 28,848.78, 39,812.42 and 16,273.26

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Solution

The fourth proportional to 28,848.78, 39,812.42 and 16,273.26 is: 22,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.78 : 39,812.42 = 16,273.26 : x
  2. Step 2: Convert to fraction form
    28,848.78/39,812.42 = 16,273.26/x
  3. Step 3: Cross multiply
    28,848.78x = 39,812.42 × 16,273.26
  4. Step 4: Simplify right side
    28,848.78x = 647,877,861.89
  5. Step 5: Solve for x
    x = 647,877,861.89/28,848.78
  6. Step 6: Final answer
    x = 22,457.72

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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.