Home / 26,429.55-39,610.29-11,634.63

Finding the Fourth Proportional to 26,429.55, 39,610.29 and 11,634.63

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Solution

The fourth proportional to 26,429.55, 39,610.29 and 11,634.63 is: 17,436.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.55 : 39,610.29 = 11,634.63 : x
  2. Step 2: Convert to fraction form
    26,429.55/39,610.29 = 11,634.63/x
  3. Step 3: Cross multiply
    26,429.55x = 39,610.29 × 11,634.63
  4. Step 4: Simplify right side
    26,429.55x = 460,851,068.34
  5. Step 5: Solve for x
    x = 460,851,068.34/26,429.55
  6. Step 6: Final answer
    x = 17,436.96

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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.