Home / 35,456.51-48,929.73-19,540.95

Finding the Fourth Proportional to 35,456.51, 48,929.73 and 19,540.95

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Solution

The fourth proportional to 35,456.51, 48,929.73 and 19,540.95 is: 26,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.51 : 48,929.73 = 19,540.95 : x
  2. Step 2: Convert to fraction form
    35,456.51/48,929.73 = 19,540.95/x
  3. Step 3: Cross multiply
    35,456.51x = 48,929.73 × 19,540.95
  4. Step 4: Simplify right side
    35,456.51x = 956,133,407.44
  5. Step 5: Solve for x
    x = 956,133,407.44/35,456.51
  6. Step 6: Final answer
    x = 26,966.37

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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.