Home / 30,962.88-46,442.50-10,186.38

Finding the Fourth Proportional to 30,962.88, 46,442.50 and 10,186.38

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Solution

The fourth proportional to 30,962.88, 46,442.50 and 10,186.38 is: 15,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,962.88 : 46,442.50 = 10,186.38 : x
  2. Step 2: Convert to fraction form
    30,962.88/46,442.50 = 10,186.38/x
  3. Step 3: Cross multiply
    30,962.88x = 46,442.50 × 10,186.38
  4. Step 4: Simplify right side
    30,962.88x = 473,080,927.68
  5. Step 5: Solve for x
    x = 473,080,927.68/30,962.88
  6. Step 6: Final answer
    x = 15,278.97

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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.