Home / 36,278.01-54,384.17-12,898.98

Finding the Fourth Proportional to 36,278.01, 54,384.17 and 12,898.98

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Solution

The fourth proportional to 36,278.01, 54,384.17 and 12,898.98 is: 19,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.01 : 54,384.17 = 12,898.98 : x
  2. Step 2: Convert to fraction form
    36,278.01/54,384.17 = 12,898.98/x
  3. Step 3: Cross multiply
    36,278.01x = 54,384.17 × 12,898.98
  4. Step 4: Simplify right side
    36,278.01x = 701,500,256.65
  5. Step 5: Solve for x
    x = 701,500,256.65/36,278.01
  6. Step 6: Final answer
    x = 19,336.79

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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.