Home / 14,887.49-20,544.39-9,582.30

Finding the Fourth Proportional to 14,887.49, 20,544.39 and 9,582.30

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Solution

The fourth proportional to 14,887.49, 20,544.39 and 9,582.30 is: 13,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,887.49 : 20,544.39 = 9,582.30 : x
  2. Step 2: Convert to fraction form
    14,887.49/20,544.39 = 9,582.30/x
  3. Step 3: Cross multiply
    14,887.49x = 20,544.39 × 9,582.30
  4. Step 4: Simplify right side
    14,887.49x = 196,862,508.30
  5. Step 5: Solve for x
    x = 196,862,508.30/14,887.49
  6. Step 6: Final answer
    x = 13,223.36

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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.