Home / 35,456.48-48,929.70-19,540.94

Finding the Fourth Proportional to 35,456.48, 48,929.70 and 19,540.94

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Solution

The fourth proportional to 35,456.48, 48,929.70 and 19,540.94 is: 26,966.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.48 : 48,929.70 = 19,540.94 : x
  2. Step 2: Convert to fraction form
    35,456.48/48,929.70 = 19,540.94/x
  3. Step 3: Cross multiply
    35,456.48x = 48,929.70 × 19,540.94
  4. Step 4: Simplify right side
    35,456.48x = 956,132,087.27
  5. Step 5: Solve for x
    x = 956,132,087.27/35,456.48
  6. Step 6: Final answer
    x = 26,966.36

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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.