Home / 26,165.30-36,109.06-14,989.46

Finding the Fourth Proportional to 26,165.30, 36,109.06 and 14,989.46

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Solution

The fourth proportional to 26,165.30, 36,109.06 and 14,989.46 is: 20,685.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.30 : 36,109.06 = 14,989.46 : x
  2. Step 2: Convert to fraction form
    26,165.30/36,109.06 = 14,989.46/x
  3. Step 3: Cross multiply
    26,165.30x = 36,109.06 × 14,989.46
  4. Step 4: Simplify right side
    26,165.30x = 541,255,092.49
  5. Step 5: Solve for x
    x = 541,255,092.49/26,165.30
  6. Step 6: Final answer
    x = 20,685.99

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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.