Home / 36,437.22-54,664.20-18,903.15

Finding the Fourth Proportional to 36,437.22, 54,664.20 and 18,903.15

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Solution

The fourth proportional to 36,437.22, 54,664.20 and 18,903.15 is: 28,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.22 : 54,664.20 = 18,903.15 : x
  2. Step 2: Convert to fraction form
    36,437.22/54,664.20 = 18,903.15/x
  3. Step 3: Cross multiply
    36,437.22x = 54,664.20 × 18,903.15
  4. Step 4: Simplify right side
    36,437.22x = 1,033,325,572.23
  5. Step 5: Solve for x
    x = 1,033,325,572.23/36,437.22
  6. Step 6: Final answer
    x = 28,359.07

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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.