Home / 16,590.51-22,887.18-9,872.37

Finding the Fourth Proportional to 16,590.51, 22,887.18 and 9,872.37

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Solution

The fourth proportional to 16,590.51, 22,887.18 and 9,872.37 is: 13,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.51 : 22,887.18 = 9,872.37 : x
  2. Step 2: Convert to fraction form
    16,590.51/22,887.18 = 9,872.37/x
  3. Step 3: Cross multiply
    16,590.51x = 22,887.18 × 9,872.37
  4. Step 4: Simplify right side
    16,590.51x = 225,950,709.22
  5. Step 5: Solve for x
    x = 225,950,709.22/16,590.51
  6. Step 6: Final answer
    x = 13,619.27

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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.