Home / 36,436.35-50,285.74-21,328.10

Finding the Fourth Proportional to 36,436.35, 50,285.74 and 21,328.10

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Solution

The fourth proportional to 36,436.35, 50,285.74 and 21,328.10 is: 29,434.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.35 : 50,285.74 = 21,328.10 : x
  2. Step 2: Convert to fraction form
    36,436.35/50,285.74 = 21,328.10/x
  3. Step 3: Cross multiply
    36,436.35x = 50,285.74 × 21,328.10
  4. Step 4: Simplify right side
    36,436.35x = 1,072,499,291.29
  5. Step 5: Solve for x
    x = 1,072,499,291.29/36,436.35
  6. Step 6: Final answer
    x = 29,434.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.