Home / 26,115.67-36,036.79-14,783.37

Finding the Fourth Proportional to 26,115.67, 36,036.79 and 14,783.37

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Solution

The fourth proportional to 26,115.67, 36,036.79 and 14,783.37 is: 20,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115.67 : 36,036.79 = 14,783.37 : x
  2. Step 2: Convert to fraction form
    26,115.67/36,036.79 = 14,783.37/x
  3. Step 3: Cross multiply
    26,115.67x = 36,036.79 × 14,783.37
  4. Step 4: Simplify right side
    26,115.67x = 532,745,200.18
  5. Step 5: Solve for x
    x = 532,745,200.18/26,115.67
  6. Step 6: Final answer
    x = 20,399.45

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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.