Home / 20,343.16-30,513.22-6,303.29

Finding the Fourth Proportional to 20,343.16, 30,513.22 and 6,303.29

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Solution

The fourth proportional to 20,343.16, 30,513.22 and 6,303.29 is: 9,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,343.16 : 30,513.22 = 6,303.29 : x
  2. Step 2: Convert to fraction form
    20,343.16/30,513.22 = 6,303.29/x
  3. Step 3: Cross multiply
    20,343.16x = 30,513.22 × 6,303.29
  4. Step 4: Simplify right side
    20,343.16x = 192,333,769.53
  5. Step 5: Solve for x
    x = 192,333,769.53/20,343.16
  6. Step 6: Final answer
    x = 9,454.47

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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.