Home / 16,338.09-22,543.08-9,621.27

Finding the Fourth Proportional to 16,338.09, 22,543.08 and 9,621.27

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Solution

The fourth proportional to 16,338.09, 22,543.08 and 9,621.27 is: 13,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,338.09 : 22,543.08 = 9,621.27 : x
  2. Step 2: Convert to fraction form
    16,338.09/22,543.08 = 9,621.27/x
  3. Step 3: Cross multiply
    16,338.09x = 22,543.08 × 9,621.27
  4. Step 4: Simplify right side
    16,338.09x = 216,893,059.31
  5. Step 5: Solve for x
    x = 216,893,059.31/16,338.09
  6. Step 6: Final answer
    x = 13,275.30

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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.