Home / 12,027.86-18,041.80-4,635.80

Finding the Fourth Proportional to 12,027.86, 18,041.80 and 4,635.80

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Solution

The fourth proportional to 12,027.86, 18,041.80 and 4,635.80 is: 6,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.86 : 18,041.80 = 4,635.80 : x
  2. Step 2: Convert to fraction form
    12,027.86/18,041.80 = 4,635.80/x
  3. Step 3: Cross multiply
    12,027.86x = 18,041.80 × 4,635.80
  4. Step 4: Simplify right side
    12,027.86x = 83,638,176.44
  5. Step 5: Solve for x
    x = 83,638,176.44/12,027.86
  6. Step 6: Final answer
    x = 6,953.70

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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.