Home / 36,430.30-50,274.67-20,298.70

Finding the Fourth Proportional to 36,430.30, 50,274.67 and 20,298.70

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Solution

The fourth proportional to 36,430.30, 50,274.67 and 20,298.70 is: 28,012.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,430.30 : 50,274.67 = 20,298.70 : x
  2. Step 2: Convert to fraction form
    36,430.30/50,274.67 = 20,298.70/x
  3. Step 3: Cross multiply
    36,430.30x = 50,274.67 × 20,298.70
  4. Step 4: Simplify right side
    36,430.30x = 1,020,510,267.50
  5. Step 5: Solve for x
    x = 1,020,510,267.50/36,430.30
  6. Step 6: Final answer
    x = 28,012.68

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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.