Home / 51,133.13-76,703.80-17,852.46

Finding the Fourth Proportional to 51,133.13, 76,703.80 and 17,852.46

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Solution

The fourth proportional to 51,133.13, 76,703.80 and 17,852.46 is: 26,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.13 : 76,703.80 = 17,852.46 : x
  2. Step 2: Convert to fraction form
    51,133.13/76,703.80 = 17,852.46/x
  3. Step 3: Cross multiply
    51,133.13x = 76,703.80 × 17,852.46
  4. Step 4: Simplify right side
    51,133.13x = 1,369,351,521.35
  5. Step 5: Solve for x
    x = 1,369,351,521.35/51,133.13
  6. Step 6: Final answer
    x = 26,780.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.