Home / 38,346.78-57,534.45-17,280.51

Finding the Fourth Proportional to 38,346.78, 57,534.45 and 17,280.51

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Solution

The fourth proportional to 38,346.78, 57,534.45 and 17,280.51 is: 25,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,346.78 : 57,534.45 = 17,280.51 : x
  2. Step 2: Convert to fraction form
    38,346.78/57,534.45 = 17,280.51/x
  3. Step 3: Cross multiply
    38,346.78x = 57,534.45 × 17,280.51
  4. Step 4: Simplify right side
    38,346.78x = 994,224,638.57
  5. Step 5: Solve for x
    x = 994,224,638.57/38,346.78
  6. Step 6: Final answer
    x = 25,927.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.