Home / 26,422.96-36,463.64-14,486.72

Finding the Fourth Proportional to 26,422.96, 36,463.64 and 14,486.72

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Solution

The fourth proportional to 26,422.96, 36,463.64 and 14,486.72 is: 19,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.96 : 36,463.64 = 14,486.72 : x
  2. Step 2: Convert to fraction form
    26,422.96/36,463.64 = 14,486.72/x
  3. Step 3: Cross multiply
    26,422.96x = 36,463.64 × 14,486.72
  4. Step 4: Simplify right side
    26,422.96x = 528,238,542.86
  5. Step 5: Solve for x
    x = 528,238,542.86/26,422.96
  6. Step 6: Final answer
    x = 19,991.65

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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.