Home / 38,256.81-52,794.36-21,260.52

Finding the Fourth Proportional to 38,256.81, 52,794.36 and 21,260.52

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Solution

The fourth proportional to 38,256.81, 52,794.36 and 21,260.52 is: 29,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.81 : 52,794.36 = 21,260.52 : x
  2. Step 2: Convert to fraction form
    38,256.81/52,794.36 = 21,260.52/x
  3. Step 3: Cross multiply
    38,256.81x = 52,794.36 × 21,260.52
  4. Step 4: Simplify right side
    38,256.81x = 1,122,435,466.94
  5. Step 5: Solve for x
    x = 1,122,435,466.94/38,256.81
  6. Step 6: Final answer
    x = 29,339.49

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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.