Home / 14,772.24-20,395.80-9,473.76

Finding the Fourth Proportional to 14,772.24, 20,395.80 and 9,473.76

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Solution

The fourth proportional to 14,772.24, 20,395.80 and 9,473.76 is: 13,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.24 : 20,395.80 = 9,473.76 : x
  2. Step 2: Convert to fraction form
    14,772.24/20,395.80 = 9,473.76/x
  3. Step 3: Cross multiply
    14,772.24x = 20,395.80 × 9,473.76
  4. Step 4: Simplify right side
    14,772.24x = 193,224,914.21
  5. Step 5: Solve for x
    x = 193,224,914.21/14,772.24
  6. Step 6: Final answer
    x = 13,080.27

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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.