Home / 38,925.78-53,721.54-23,828.42

Finding the Fourth Proportional to 38,925.78, 53,721.54 and 23,828.42

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Solution

The fourth proportional to 38,925.78, 53,721.54 and 23,828.42 is: 32,885.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,925.78 : 53,721.54 = 23,828.42 : x
  2. Step 2: Convert to fraction form
    38,925.78/53,721.54 = 23,828.42/x
  3. Step 3: Cross multiply
    38,925.78x = 53,721.54 × 23,828.42
  4. Step 4: Simplify right side
    38,925.78x = 1,280,099,418.17
  5. Step 5: Solve for x
    x = 1,280,099,418.17/38,925.78
  6. Step 6: Final answer
    x = 32,885.65

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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.