Home / 26,155.84-36,092.36-15,543.43

Finding the Fourth Proportional to 26,155.84, 36,092.36 and 15,543.43

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Solution

The fourth proportional to 26,155.84, 36,092.36 and 15,543.43 is: 21,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.84 : 36,092.36 = 15,543.43 : x
  2. Step 2: Convert to fraction form
    26,155.84/36,092.36 = 15,543.43/x
  3. Step 3: Cross multiply
    26,155.84x = 36,092.36 × 15,543.43
  4. Step 4: Simplify right side
    26,155.84x = 560,998,813.02
  5. Step 5: Solve for x
    x = 560,998,813.02/26,155.84
  6. Step 6: Final answer
    x = 21,448.32

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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.