Home / 37,430.94-56,155.26-12,130.41

Finding the Fourth Proportional to 37,430.94, 56,155.26 and 12,130.41

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Solution

The fourth proportional to 37,430.94, 56,155.26 and 12,130.41 is: 18,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430.94 : 56,155.26 = 12,130.41 : x
  2. Step 2: Convert to fraction form
    37,430.94/56,155.26 = 12,130.41/x
  3. Step 3: Cross multiply
    37,430.94x = 56,155.26 × 12,130.41
  4. Step 4: Simplify right side
    37,430.94x = 681,186,327.46
  5. Step 5: Solve for x
    x = 681,186,327.46/37,430.94
  6. Step 6: Final answer
    x = 18,198.48

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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.