Home / 26,243.79-36,215.12-14,911.79

Finding the Fourth Proportional to 26,243.79, 36,215.12 and 14,911.79

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Solution

The fourth proportional to 26,243.79, 36,215.12 and 14,911.79 is: 20,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243.79 : 36,215.12 = 14,911.79 : x
  2. Step 2: Convert to fraction form
    26,243.79/36,215.12 = 14,911.79/x
  3. Step 3: Cross multiply
    26,243.79x = 36,215.12 × 14,911.79
  4. Step 4: Simplify right side
    26,243.79x = 540,032,008.63
  5. Step 5: Solve for x
    x = 540,032,008.63/26,243.79
  6. Step 6: Final answer
    x = 20,577.52

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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.