Home / 36,386.55-50,216.36-20,470.05

Finding the Fourth Proportional to 36,386.55, 50,216.36 and 20,470.05

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Solution

The fourth proportional to 36,386.55, 50,216.36 and 20,470.05 is: 28,250.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.55 : 50,216.36 = 20,470.05 : x
  2. Step 2: Convert to fraction form
    36,386.55/50,216.36 = 20,470.05/x
  3. Step 3: Cross multiply
    36,386.55x = 50,216.36 × 20,470.05
  4. Step 4: Simplify right side
    36,386.55x = 1,027,931,297.67
  5. Step 5: Solve for x
    x = 1,027,931,297.67/36,386.55
  6. Step 6: Final answer
    x = 28,250.31

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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.