Home / 37,635.45-56,433.13-12,667.20

Finding the Fourth Proportional to 37,635.45, 56,433.13 and 12,667.20

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Solution

The fourth proportional to 37,635.45, 56,433.13 and 12,667.20 is: 18,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,635.45 : 56,433.13 = 12,667.20 : x
  2. Step 2: Convert to fraction form
    37,635.45/56,433.13 = 12,667.20/x
  3. Step 3: Cross multiply
    37,635.45x = 56,433.13 × 12,667.20
  4. Step 4: Simplify right side
    37,635.45x = 714,849,712.67
  5. Step 5: Solve for x
    x = 714,849,712.67/37,635.45
  6. Step 6: Final answer
    x = 18,994.05

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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.