Home / 16,237.83-22,407.79-9,164.21

Finding the Fourth Proportional to 16,237.83, 22,407.79 and 9,164.21

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Solution

The fourth proportional to 16,237.83, 22,407.79 and 9,164.21 is: 12,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,237.83 : 22,407.79 = 9,164.21 : x
  2. Step 2: Convert to fraction form
    16,237.83/22,407.79 = 9,164.21/x
  3. Step 3: Cross multiply
    16,237.83x = 22,407.79 × 9,164.21
  4. Step 4: Simplify right side
    16,237.83x = 205,349,575.43
  5. Step 5: Solve for x
    x = 205,349,575.43/16,237.83
  6. Step 6: Final answer
    x = 12,646.37

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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.