Home / 26,687.84-36,828.86-14,751.39

Finding the Fourth Proportional to 26,687.84, 36,828.86 and 14,751.39

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Solution

The fourth proportional to 26,687.84, 36,828.86 and 14,751.39 is: 20,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.84 : 36,828.86 = 14,751.39 : x
  2. Step 2: Convert to fraction form
    26,687.84/36,828.86 = 14,751.39/x
  3. Step 3: Cross multiply
    26,687.84x = 36,828.86 × 14,751.39
  4. Step 4: Simplify right side
    26,687.84x = 543,276,877.12
  5. Step 5: Solve for x
    x = 543,276,877.12/26,687.84
  6. Step 6: Final answer
    x = 20,356.72

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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.