Home / 15,893.59-21,936.64-12,437.33

Finding the Fourth Proportional to 15,893.59, 21,936.64 and 12,437.33

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Solution

The fourth proportional to 15,893.59, 21,936.64 and 12,437.33 is: 17,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,893.59 : 21,936.64 = 12,437.33 : x
  2. Step 2: Convert to fraction form
    15,893.59/21,936.64 = 12,437.33/x
  3. Step 3: Cross multiply
    15,893.59x = 21,936.64 × 12,437.33
  4. Step 4: Simplify right side
    15,893.59x = 272,833,230.77
  5. Step 5: Solve for x
    x = 272,833,230.77/15,893.59
  6. Step 6: Final answer
    x = 17,166.24

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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.