Home / 36,853.64-55,263.18-13,463.72

Finding the Fourth Proportional to 36,853.64, 55,263.18 and 13,463.72

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Solution

The fourth proportional to 36,853.64, 55,263.18 and 13,463.72 is: 20,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,853.64 : 55,263.18 = 13,463.72 : x
  2. Step 2: Convert to fraction form
    36,853.64/55,263.18 = 13,463.72/x
  3. Step 3: Cross multiply
    36,853.64x = 55,263.18 × 13,463.72
  4. Step 4: Simplify right side
    36,853.64x = 744,047,981.83
  5. Step 5: Solve for x
    x = 744,047,981.83/36,853.64
  6. Step 6: Final answer
    x = 20,189.27

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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.