Home / 38,023.56-52,474.23-21,256.56

Finding the Fourth Proportional to 38,023.56, 52,474.23 and 21,256.56

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Solution

The fourth proportional to 38,023.56, 52,474.23 and 21,256.56 is: 29,335.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,023.56 : 52,474.23 = 21,256.56 : x
  2. Step 2: Convert to fraction form
    38,023.56/52,474.23 = 21,256.56/x
  3. Step 3: Cross multiply
    38,023.56x = 52,474.23 × 21,256.56
  4. Step 4: Simplify right side
    38,023.56x = 1,115,421,618.45
  5. Step 5: Solve for x
    x = 1,115,421,618.45/38,023.56
  6. Step 6: Final answer
    x = 29,335.01

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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.