Home / 51,248.17-76,906.95-17,968.51

Finding the Fourth Proportional to 51,248.17, 76,906.95 and 17,968.51

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Solution

The fourth proportional to 51,248.17, 76,906.95 and 17,968.51 is: 26,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,248.17 : 76,906.95 = 17,968.51 : x
  2. Step 2: Convert to fraction form
    51,248.17/76,906.95 = 17,968.51/x
  3. Step 3: Cross multiply
    51,248.17x = 76,906.95 × 17,968.51
  4. Step 4: Simplify right side
    51,248.17x = 1,381,903,300.14
  5. Step 5: Solve for x
    x = 1,381,903,300.14/51,248.17
  6. Step 6: Final answer
    x = 26,964.93

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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.