Home / 26,306.55-39,466.71-11,518.38

Finding the Fourth Proportional to 26,306.55, 39,466.71 and 11,518.38

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Solution

The fourth proportional to 26,306.55, 39,466.71 and 11,518.38 is: 17,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306.55 : 39,466.71 = 11,518.38 : x
  2. Step 2: Convert to fraction form
    26,306.55/39,466.71 = 11,518.38/x
  3. Step 3: Cross multiply
    26,306.55x = 39,466.71 × 11,518.38
  4. Step 4: Simplify right side
    26,306.55x = 454,592,563.13
  5. Step 5: Solve for x
    x = 454,592,563.13/26,306.55
  6. Step 6: Final answer
    x = 17,280.58

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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.