Home / 26,739.84-40,124.34-11,948.16

Finding the Fourth Proportional to 26,739.84, 40,124.34 and 11,948.16

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Solution

The fourth proportional to 26,739.84, 40,124.34 and 11,948.16 is: 17,928.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.84 : 40,124.34 = 11,948.16 : x
  2. Step 2: Convert to fraction form
    26,739.84/40,124.34 = 11,948.16/x
  3. Step 3: Cross multiply
    26,739.84x = 40,124.34 × 11,948.16
  4. Step 4: Simplify right side
    26,739.84x = 479,412,034.21
  5. Step 5: Solve for x
    x = 479,412,034.21/26,739.84
  6. Step 6: Final answer
    x = 17,928.75

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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.