Home / 16,153.32-22,296.26-9,779.94

Finding the Fourth Proportional to 16,153.32, 22,296.26 and 9,779.94

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Solution

The fourth proportional to 16,153.32, 22,296.26 and 9,779.94 is: 13,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,153.32 : 22,296.26 = 9,779.94 : x
  2. Step 2: Convert to fraction form
    16,153.32/22,296.26 = 9,779.94/x
  3. Step 3: Cross multiply
    16,153.32x = 22,296.26 × 9,779.94
  4. Step 4: Simplify right side
    16,153.32x = 218,056,109.47
  5. Step 5: Solve for x
    x = 218,056,109.47/16,153.32
  6. Step 6: Final answer
    x = 13,499.15

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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.