Home / 28,876.32-39,849.32-16,301.07

Finding the Fourth Proportional to 28,876.32, 39,849.32 and 16,301.07

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Solution

The fourth proportional to 28,876.32, 39,849.32 and 16,301.07 is: 22,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.32 : 39,849.32 = 16,301.07 : x
  2. Step 2: Convert to fraction form
    28,876.32/39,849.32 = 16,301.07/x
  3. Step 3: Cross multiply
    28,876.32x = 39,849.32 × 16,301.07
  4. Step 4: Simplify right side
    28,876.32x = 649,586,473.27
  5. Step 5: Solve for x
    x = 649,586,473.27/28,876.32
  6. Step 6: Final answer
    x = 22,495.47

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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.