Home / 38,324.05-52,872.51-28,276.47

Finding the Fourth Proportional to 38,324.05, 52,872.51 and 28,276.47

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Solution

The fourth proportional to 38,324.05, 52,872.51 and 28,276.47 is: 39,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.05 : 52,872.51 = 28,276.47 : x
  2. Step 2: Convert to fraction form
    38,324.05/52,872.51 = 28,276.47/x
  3. Step 3: Cross multiply
    38,324.05x = 52,872.51 × 28,276.47
  4. Step 4: Simplify right side
    38,324.05x = 1,495,047,942.84
  5. Step 5: Solve for x
    x = 1,495,047,942.84/38,324.05
  6. Step 6: Final answer
    x = 39,010.70

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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.