Home / 36,956.57-55,428.14-12,944.40

Finding the Fourth Proportional to 36,956.57, 55,428.14 and 12,944.40

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Solution

The fourth proportional to 36,956.57, 55,428.14 and 12,944.40 is: 19,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,956.57 : 55,428.14 = 12,944.40 : x
  2. Step 2: Convert to fraction form
    36,956.57/55,428.14 = 12,944.40/x
  3. Step 3: Cross multiply
    36,956.57x = 55,428.14 × 12,944.40
  4. Step 4: Simplify right side
    36,956.57x = 717,484,047.78
  5. Step 5: Solve for x
    x = 717,484,047.78/36,956.57
  6. Step 6: Final answer
    x = 19,414.25

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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.