Home / 26,570.58-39,821.22-13,415.82

Finding the Fourth Proportional to 26,570.58, 39,821.22 and 13,415.82

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Solution

The fourth proportional to 26,570.58, 39,821.22 and 13,415.82 is: 20,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570.58 : 39,821.22 = 13,415.82 : x
  2. Step 2: Convert to fraction form
    26,570.58/39,821.22 = 13,415.82/x
  3. Step 3: Cross multiply
    26,570.58x = 39,821.22 × 13,415.82
  4. Step 4: Simplify right side
    26,570.58x = 534,234,319.70
  5. Step 5: Solve for x
    x = 534,234,319.70/26,570.58
  6. Step 6: Final answer
    x = 20,106.23

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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.