Home / 38,673.58-53,366.28-21,446.44

Finding the Fourth Proportional to 38,673.58, 53,366.28 and 21,446.44

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Solution

The fourth proportional to 38,673.58, 53,366.28 and 21,446.44 is: 29,594.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673.58 : 53,366.28 = 21,446.44 : x
  2. Step 2: Convert to fraction form
    38,673.58/53,366.28 = 21,446.44/x
  3. Step 3: Cross multiply
    38,673.58x = 53,366.28 × 21,446.44
  4. Step 4: Simplify right side
    38,673.58x = 1,144,516,722.04
  5. Step 5: Solve for x
    x = 1,144,516,722.04/38,673.58
  6. Step 6: Final answer
    x = 29,594.28

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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.