Home / 14,776.41-20,372.49-10,739.91

Finding the Fourth Proportional to 14,776.41, 20,372.49 and 10,739.91

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Solution

The fourth proportional to 14,776.41, 20,372.49 and 10,739.91 is: 14,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.41 : 20,372.49 = 10,739.91 : x
  2. Step 2: Convert to fraction form
    14,776.41/20,372.49 = 10,739.91/x
  3. Step 3: Cross multiply
    14,776.41x = 20,372.49 × 10,739.91
  4. Step 4: Simplify right side
    14,776.41x = 218,798,709.08
  5. Step 5: Solve for x
    x = 218,798,709.08/14,776.41
  6. Step 6: Final answer
    x = 14,807.30

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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.