Home / 36,327.78-54,491.67-12,948.75

Finding the Fourth Proportional to 36,327.78, 54,491.67 and 12,948.75

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Solution

The fourth proportional to 36,327.78, 54,491.67 and 12,948.75 is: 19,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,327.78 : 54,491.67 = 12,948.75 : x
  2. Step 2: Convert to fraction form
    36,327.78/54,491.67 = 12,948.75/x
  3. Step 3: Cross multiply
    36,327.78x = 54,491.67 × 12,948.75
  4. Step 4: Simplify right side
    36,327.78x = 705,599,011.91
  5. Step 5: Solve for x
    x = 705,599,011.91/36,327.78
  6. Step 6: Final answer
    x = 19,423.13

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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.