Home / 51,055.36-76,530.78-17,748.08

Finding the Fourth Proportional to 51,055.36, 76,530.78 and 17,748.08

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Solution

The fourth proportional to 51,055.36, 76,530.78 and 17,748.08 is: 26,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,055.36 : 76,530.78 = 17,748.08 : x
  2. Step 2: Convert to fraction form
    51,055.36/76,530.78 = 17,748.08/x
  3. Step 3: Cross multiply
    51,055.36x = 76,530.78 × 17,748.08
  4. Step 4: Simplify right side
    51,055.36x = 1,358,274,405.90
  5. Step 5: Solve for x
    x = 1,358,274,405.90/51,055.36
  6. Step 6: Final answer
    x = 26,603.95

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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.