Home / 14,763.38-20,373.46-9,459.21

Finding the Fourth Proportional to 14,763.38, 20,373.46 and 9,459.21

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Solution

The fourth proportional to 14,763.38, 20,373.46 and 9,459.21 is: 13,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.38 : 20,373.46 = 9,459.21 : x
  2. Step 2: Convert to fraction form
    14,763.38/20,373.46 = 9,459.21/x
  3. Step 3: Cross multiply
    14,763.38x = 20,373.46 × 9,459.21
  4. Step 4: Simplify right side
    14,763.38x = 192,716,889.32
  5. Step 5: Solve for x
    x = 192,716,889.32/14,763.38
  6. Step 6: Final answer
    x = 13,053.71

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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.