Home / 26,934.46-40,357.14-13,768.72

Finding the Fourth Proportional to 26,934.46, 40,357.14 and 13,768.72

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Solution

The fourth proportional to 26,934.46, 40,357.14 and 13,768.72 is: 20,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.46 : 40,357.14 = 13,768.72 : x
  2. Step 2: Convert to fraction form
    26,934.46/40,357.14 = 13,768.72/x
  3. Step 3: Cross multiply
    26,934.46x = 40,357.14 × 13,768.72
  4. Step 4: Simplify right side
    26,934.46x = 555,666,008.14
  5. Step 5: Solve for x
    x = 555,666,008.14/26,934.46
  6. Step 6: Final answer
    x = 20,630.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.