Home / 37,616.96-56,428.41-12,656.81

Finding the Fourth Proportional to 37,616.96, 56,428.41 and 12,656.81

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Solution

The fourth proportional to 37,616.96, 56,428.41 and 12,656.81 is: 18,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.96 : 56,428.41 = 12,656.81 : x
  2. Step 2: Convert to fraction form
    37,616.96/56,428.41 = 12,656.81/x
  3. Step 3: Cross multiply
    37,616.96x = 56,428.41 × 12,656.81
  4. Step 4: Simplify right side
    37,616.96x = 714,203,381.83
  5. Step 5: Solve for x
    x = 714,203,381.83/37,616.96
  6. Step 6: Final answer
    x = 18,986.21

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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.