Home / 51,330.03-70,836.63-28,668.03

Finding the Fourth Proportional to 51,330.03, 70,836.63 and 28,668.03

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Solution

The fourth proportional to 51,330.03, 70,836.63 and 28,668.03 is: 39,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,330.03 : 70,836.63 = 28,668.03 : x
  2. Step 2: Convert to fraction form
    51,330.03/70,836.63 = 28,668.03/x
  3. Step 3: Cross multiply
    51,330.03x = 70,836.63 × 28,668.03
  4. Step 4: Simplify right side
    51,330.03x = 2,030,746,633.94
  5. Step 5: Solve for x
    x = 2,030,746,633.94/51,330.03
  6. Step 6: Final answer
    x = 39,562.55

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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.