Home / 45,097.16-67,645.02-15,515.25

Finding the Fourth Proportional to 45,097.16, 67,645.02 and 15,515.25

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Solution

The fourth proportional to 45,097.16, 67,645.02 and 15,515.25 is: 23,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,097.16 : 67,645.02 = 15,515.25 : x
  2. Step 2: Convert to fraction form
    45,097.16/67,645.02 = 15,515.25/x
  3. Step 3: Cross multiply
    45,097.16x = 67,645.02 × 15,515.25
  4. Step 4: Simplify right side
    45,097.16x = 1,049,529,201.07
  5. Step 5: Solve for x
    x = 1,049,529,201.07/45,097.16
  6. Step 6: Final answer
    x = 23,272.63

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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.