Home / 14,484.24-19,991.64-9,439.74

Finding the Fourth Proportional to 14,484.24, 19,991.64 and 9,439.74

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Solution

The fourth proportional to 14,484.24, 19,991.64 and 9,439.74 is: 13,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.24 : 19,991.64 = 9,439.74 : x
  2. Step 2: Convert to fraction form
    14,484.24/19,991.64 = 9,439.74/x
  3. Step 3: Cross multiply
    14,484.24x = 19,991.64 × 9,439.74
  4. Step 4: Simplify right side
    14,484.24x = 188,715,883.77
  5. Step 5: Solve for x
    x = 188,715,883.77/14,484.24
  6. Step 6: Final answer
    x = 13,029.05

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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.