Home / 26,660.32-39,962.64-10,858.54

Finding the Fourth Proportional to 26,660.32, 39,962.64 and 10,858.54

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Solution

The fourth proportional to 26,660.32, 39,962.64 and 10,858.54 is: 16,276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.32 : 39,962.64 = 10,858.54 : x
  2. Step 2: Convert to fraction form
    26,660.32/39,962.64 = 10,858.54/x
  3. Step 3: Cross multiply
    26,660.32x = 39,962.64 × 10,858.54
  4. Step 4: Simplify right side
    26,660.32x = 433,935,924.95
  5. Step 5: Solve for x
    x = 433,935,924.95/26,660.32
  6. Step 6: Final answer
    x = 16,276.47

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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.