Home / 23,146.03-31,941.54-12,535.68

Finding the Fourth Proportional to 23,146.03, 31,941.54 and 12,535.68

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Solution

The fourth proportional to 23,146.03, 31,941.54 and 12,535.68 is: 17,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.03 : 31,941.54 = 12,535.68 : x
  2. Step 2: Convert to fraction form
    23,146.03/31,941.54 = 12,535.68/x
  3. Step 3: Cross multiply
    23,146.03x = 31,941.54 × 12,535.68
  4. Step 4: Simplify right side
    23,146.03x = 400,408,924.15
  5. Step 5: Solve for x
    x = 400,408,924.15/23,146.03
  6. Step 6: Final answer
    x = 17,299.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.