Home / 36,276.42-54,421.59-12,583.05

Finding the Fourth Proportional to 36,276.42, 54,421.59 and 12,583.05

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Solution

The fourth proportional to 36,276.42, 54,421.59 and 12,583.05 is: 18,876.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,276.42 : 54,421.59 = 12,583.05 : x
  2. Step 2: Convert to fraction form
    36,276.42/54,421.59 = 12,583.05/x
  3. Step 3: Cross multiply
    36,276.42x = 54,421.59 × 12,583.05
  4. Step 4: Simplify right side
    36,276.42x = 684,789,588.05
  5. Step 5: Solve for x
    x = 684,789,588.05/36,276.42
  6. Step 6: Final answer
    x = 18,876.99

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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.