Home / 26,179.72-36,127.92-14,242.84

Finding the Fourth Proportional to 26,179.72, 36,127.92 and 14,242.84

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Solution

The fourth proportional to 26,179.72, 36,127.92 and 14,242.84 is: 19,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.72 : 36,127.92 = 14,242.84 : x
  2. Step 2: Convert to fraction form
    26,179.72/36,127.92 = 14,242.84/x
  3. Step 3: Cross multiply
    26,179.72x = 36,127.92 × 14,242.84
  4. Step 4: Simplify right side
    26,179.72x = 514,564,184.09
  5. Step 5: Solve for x
    x = 514,564,184.09/26,179.72
  6. Step 6: Final answer
    x = 19,655.07

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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.