Home / 38,547.56-53,195.72-21,552.41

Finding the Fourth Proportional to 38,547.56, 53,195.72 and 21,552.41

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Solution

The fourth proportional to 38,547.56, 53,195.72 and 21,552.41 is: 29,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,547.56 : 53,195.72 = 21,552.41 : x
  2. Step 2: Convert to fraction form
    38,547.56/53,195.72 = 21,552.41/x
  3. Step 3: Cross multiply
    38,547.56x = 53,195.72 × 21,552.41
  4. Step 4: Simplify right side
    38,547.56x = 1,146,495,593.94
  5. Step 5: Solve for x
    x = 1,146,495,593.94/38,547.56
  6. Step 6: Final answer
    x = 29,742.37

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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.