Home / 28,876.36-39,849.96-16,298.68

Finding the Fourth Proportional to 28,876.36, 39,849.96 and 16,298.68

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Solution

The fourth proportional to 28,876.36, 39,849.96 and 16,298.68 is: 22,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.36 : 39,849.96 = 16,298.68 : x
  2. Step 2: Convert to fraction form
    28,876.36/39,849.96 = 16,298.68/x
  3. Step 3: Cross multiply
    28,876.36x = 39,849.96 × 16,298.68
  4. Step 4: Simplify right side
    28,876.36x = 649,501,746.05
  5. Step 5: Solve for x
    x = 649,501,746.05/28,876.36
  6. Step 6: Final answer
    x = 22,492.51

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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.