Home / 36,438.02-54,657.03-20,844.71

Finding the Fourth Proportional to 36,438.02, 54,657.03 and 20,844.71

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Solution

The fourth proportional to 36,438.02, 54,657.03 and 20,844.71 is: 31,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.02 : 54,657.03 = 20,844.71 : x
  2. Step 2: Convert to fraction form
    36,438.02/54,657.03 = 20,844.71/x
  3. Step 3: Cross multiply
    36,438.02x = 54,657.03 × 20,844.71
  4. Step 4: Simplify right side
    36,438.02x = 1,139,309,939.81
  5. Step 5: Solve for x
    x = 1,139,309,939.81/36,438.02
  6. Step 6: Final answer
    x = 31,267.07

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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.