Home / 38,301.54-52,856.60-21,534.54

Finding the Fourth Proportional to 38,301.54, 52,856.60 and 21,534.54

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Solution

The fourth proportional to 38,301.54, 52,856.60 and 21,534.54 is: 29,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.54 : 52,856.60 = 21,534.54 : x
  2. Step 2: Convert to fraction form
    38,301.54/52,856.60 = 21,534.54/x
  3. Step 3: Cross multiply
    38,301.54x = 52,856.60 × 21,534.54
  4. Step 4: Simplify right side
    38,301.54x = 1,138,242,459.29
  5. Step 5: Solve for x
    x = 1,138,242,459.29/38,301.54
  6. Step 6: Final answer
    x = 29,717.93

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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.