Home / 45,137.55-67,664.86-15,548.35

Finding the Fourth Proportional to 45,137.55, 67,664.86 and 15,548.35

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Solution

The fourth proportional to 45,137.55, 67,664.86 and 15,548.35 is: 23,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,137.55 : 67,664.86 = 15,548.35 : x
  2. Step 2: Convert to fraction form
    45,137.55/67,664.86 = 15,548.35/x
  3. Step 3: Cross multiply
    45,137.55x = 67,664.86 × 15,548.35
  4. Step 4: Simplify right side
    45,137.55x = 1,052,076,888.55
  5. Step 5: Solve for x
    x = 1,052,076,888.55/45,137.55
  6. Step 6: Final answer
    x = 23,308.24

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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.