Home / 26,684.74-36,821.76-15,927.64

Finding the Fourth Proportional to 26,684.74, 36,821.76 and 15,927.64

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Solution

The fourth proportional to 26,684.74, 36,821.76 and 15,927.64 is: 21,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,684.74 : 36,821.76 = 15,927.64 : x
  2. Step 2: Convert to fraction form
    26,684.74/36,821.76 = 15,927.64/x
  3. Step 3: Cross multiply
    26,684.74x = 36,821.76 × 15,927.64
  4. Step 4: Simplify right side
    26,684.74x = 586,483,737.45
  5. Step 5: Solve for x
    x = 586,483,737.45/26,684.74
  6. Step 6: Final answer
    x = 21,978.24

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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.