Home / 26,215.45-36,180.61-14,888.61

Finding the Fourth Proportional to 26,215.45, 36,180.61 and 14,888.61

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Solution

The fourth proportional to 26,215.45, 36,180.61 and 14,888.61 is: 20,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.45 : 36,180.61 = 14,888.61 : x
  2. Step 2: Convert to fraction form
    26,215.45/36,180.61 = 14,888.61/x
  3. Step 3: Cross multiply
    26,215.45x = 36,180.61 × 14,888.61
  4. Step 4: Simplify right side
    26,215.45x = 538,678,954.63
  5. Step 5: Solve for x
    x = 538,678,954.63/26,215.45
  6. Step 6: Final answer
    x = 20,548.15

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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.