Home / 51,207.46-76,794.56-19,615.84

Finding the Fourth Proportional to 51,207.46, 76,794.56 and 19,615.84

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Solution

The fourth proportional to 51,207.46, 76,794.56 and 19,615.84 is: 29,417.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,207.46 : 76,794.56 = 19,615.84 : x
  2. Step 2: Convert to fraction form
    51,207.46/76,794.56 = 19,615.84/x
  3. Step 3: Cross multiply
    51,207.46x = 76,794.56 × 19,615.84
  4. Step 4: Simplify right side
    51,207.46x = 1,506,389,585.32
  5. Step 5: Solve for x
    x = 1,506,389,585.32/51,207.46
  6. Step 6: Final answer
    x = 29,417.39

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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.