Home / 38,301.48-52,855.91-21,534.48

Finding the Fourth Proportional to 38,301.48, 52,855.91 and 21,534.48

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Solution

The fourth proportional to 38,301.48, 52,855.91 and 21,534.48 is: 29,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.48 : 52,855.91 = 21,534.48 : x
  2. Step 2: Convert to fraction form
    38,301.48/52,855.91 = 21,534.48/x
  3. Step 3: Cross multiply
    38,301.48x = 52,855.91 × 21,534.48
  4. Step 4: Simplify right side
    38,301.48x = 1,138,224,536.78
  5. Step 5: Solve for x
    x = 1,138,224,536.78/38,301.48
  6. Step 6: Final answer
    x = 29,717.51

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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.