Home / 14,844.54-20,490.21-9,813.21

Finding the Fourth Proportional to 14,844.54, 20,490.21 and 9,813.21

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Solution

The fourth proportional to 14,844.54, 20,490.21 and 9,813.21 is: 13,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,844.54 : 20,490.21 = 9,813.21 : x
  2. Step 2: Convert to fraction form
    14,844.54/20,490.21 = 9,813.21/x
  3. Step 3: Cross multiply
    14,844.54x = 20,490.21 × 9,813.21
  4. Step 4: Simplify right side
    14,844.54x = 201,074,733.67
  5. Step 5: Solve for x
    x = 201,074,733.67/14,844.54
  6. Step 6: Final answer
    x = 13,545.37

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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.