Home / 26,955.58-40,431.45-10,085.38

Finding the Fourth Proportional to 26,955.58, 40,431.45 and 10,085.38

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Solution

The fourth proportional to 26,955.58, 40,431.45 and 10,085.38 is: 15,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.58 : 40,431.45 = 10,085.38 : x
  2. Step 2: Convert to fraction form
    26,955.58/40,431.45 = 10,085.38/x
  3. Step 3: Cross multiply
    26,955.58x = 40,431.45 × 10,085.38
  4. Step 4: Simplify right side
    26,955.58x = 407,766,537.20
  5. Step 5: Solve for x
    x = 407,766,537.20/26,955.58
  6. Step 6: Final answer
    x = 15,127.35

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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.