Home / 26,479.32-39,708.96-10,678.98

Finding the Fourth Proportional to 26,479.32, 39,708.96 and 10,678.98

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Solution

The fourth proportional to 26,479.32, 39,708.96 and 10,678.98 is: 16,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.32 : 39,708.96 = 10,678.98 : x
  2. Step 2: Convert to fraction form
    26,479.32/39,708.96 = 10,678.98/x
  3. Step 3: Cross multiply
    26,479.32x = 39,708.96 × 10,678.98
  4. Step 4: Simplify right side
    26,479.32x = 424,051,189.66
  5. Step 5: Solve for x
    x = 424,051,189.66/26,479.32
  6. Step 6: Final answer
    x = 16,014.43

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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.