Home / 26,392.64-36,421.79-14,456.21

Finding the Fourth Proportional to 26,392.64, 36,421.79 and 14,456.21

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Solution

The fourth proportional to 26,392.64, 36,421.79 and 14,456.21 is: 19,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,392.64 : 36,421.79 = 14,456.21 : x
  2. Step 2: Convert to fraction form
    26,392.64/36,421.79 = 14,456.21/x
  3. Step 3: Cross multiply
    26,392.64x = 36,421.79 × 14,456.21
  4. Step 4: Simplify right side
    26,392.64x = 526,520,790.43
  5. Step 5: Solve for x
    x = 526,520,790.43/26,392.64
  6. Step 6: Final answer
    x = 19,949.53

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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.