Home / 45,251.75-67,886.73-15,668.93

Finding the Fourth Proportional to 45,251.75, 67,886.73 and 15,668.93

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Solution

The fourth proportional to 45,251.75, 67,886.73 and 15,668.93 is: 23,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,251.75 : 67,886.73 = 15,668.93 : x
  2. Step 2: Convert to fraction form
    45,251.75/67,886.73 = 15,668.93/x
  3. Step 3: Cross multiply
    45,251.75x = 67,886.73 × 15,668.93
  4. Step 4: Simplify right side
    45,251.75x = 1,063,712,080.87
  5. Step 5: Solve for x
    x = 1,063,712,080.87/45,251.75
  6. Step 6: Final answer
    x = 23,506.54

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1.5x scale

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.