Home / 16,317.05-22,538.66-13,495.82

Finding the Fourth Proportional to 16,317.05, 22,538.66 and 13,495.82

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Solution

The fourth proportional to 16,317.05, 22,538.66 and 13,495.82 is: 18,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,317.05 : 22,538.66 = 13,495.82 : x
  2. Step 2: Convert to fraction form
    16,317.05/22,538.66 = 13,495.82/x
  3. Step 3: Cross multiply
    16,317.05x = 22,538.66 × 13,495.82
  4. Step 4: Simplify right side
    16,317.05x = 304,177,518.23
  5. Step 5: Solve for x
    x = 304,177,518.23/16,317.05
  6. Step 6: Final answer
    x = 18,641.70

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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.