Home / 45,097.25-67,645.85-15,515.33

Finding the Fourth Proportional to 45,097.25, 67,645.85 and 15,515.33

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Solution

The fourth proportional to 45,097.25, 67,645.85 and 15,515.33 is: 23,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,097.25 : 67,645.85 = 15,515.33 : x
  2. Step 2: Convert to fraction form
    45,097.25/67,645.85 = 15,515.33/x
  3. Step 3: Cross multiply
    45,097.25x = 67,645.85 × 15,515.33
  4. Step 4: Simplify right side
    45,097.25x = 1,049,547,270.07
  5. Step 5: Solve for x
    x = 1,049,547,270.07/45,097.25
  6. Step 6: Final answer
    x = 23,272.98

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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.