Home / 35,654.40-49,203.66-19,521.45

Finding the Fourth Proportional to 35,654.40, 49,203.66 and 19,521.45

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Solution

The fourth proportional to 35,654.40, 49,203.66 and 19,521.45 is: 26,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.40 : 49,203.66 = 19,521.45 : x
  2. Step 2: Convert to fraction form
    35,654.40/49,203.66 = 19,521.45/x
  3. Step 3: Cross multiply
    35,654.40x = 49,203.66 × 19,521.45
  4. Step 4: Simplify right side
    35,654.40x = 960,526,788.51
  5. Step 5: Solve for x
    x = 960,526,788.51/35,654.40
  6. Step 6: Final answer
    x = 26,939.92

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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.