Home / 26,534.14-39,776.30-8,991.58

Finding the Fourth Proportional to 26,534.14, 39,776.30 and 8,991.58

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Solution

The fourth proportional to 26,534.14, 39,776.30 and 8,991.58 is: 13,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.14 : 39,776.30 = 8,991.58 : x
  2. Step 2: Convert to fraction form
    26,534.14/39,776.30 = 8,991.58/x
  3. Step 3: Cross multiply
    26,534.14x = 39,776.30 × 8,991.58
  4. Step 4: Simplify right side
    26,534.14x = 357,651,783.55
  5. Step 5: Solve for x
    x = 357,651,783.55/26,534.14
  6. Step 6: Final answer
    x = 13,478.93

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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.