Home / 45,006.86-67,512.10-15,427.64

Finding the Fourth Proportional to 45,006.86, 67,512.10 and 15,427.64

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Solution

The fourth proportional to 45,006.86, 67,512.10 and 15,427.64 is: 23,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,006.86 : 67,512.10 = 15,427.64 : x
  2. Step 2: Convert to fraction form
    45,006.86/67,512.10 = 15,427.64/x
  3. Step 3: Cross multiply
    45,006.86x = 67,512.10 × 15,427.64
  4. Step 4: Simplify right side
    45,006.86x = 1,041,552,374.44
  5. Step 5: Solve for x
    x = 1,041,552,374.44/45,006.86
  6. Step 6: Final answer
    x = 23,142.08

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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.