Home / 15,497.88-23,250.48-12,347.28

Finding the Fourth Proportional to 15,497.88, 23,250.48 and 12,347.28

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Solution

The fourth proportional to 15,497.88, 23,250.48 and 12,347.28 is: 18,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,497.88 : 23,250.48 = 12,347.28 : x
  2. Step 2: Convert to fraction form
    15,497.88/23,250.48 = 12,347.28/x
  3. Step 3: Cross multiply
    15,497.88x = 23,250.48 × 12,347.28
  4. Step 4: Simplify right side
    15,497.88x = 287,080,186.69
  5. Step 5: Solve for x
    x = 287,080,186.69/15,497.88
  6. Step 6: Final answer
    x = 18,523.84

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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.