Home / 15,582.70-23,325.45-11,208.70

Finding the Fourth Proportional to 15,582.70, 23,325.45 and 11,208.70

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Solution

The fourth proportional to 15,582.70, 23,325.45 and 11,208.70 is: 16,778.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,582.70 : 23,325.45 = 11,208.70 : x
  2. Step 2: Convert to fraction form
    15,582.70/23,325.45 = 11,208.70/x
  3. Step 3: Cross multiply
    15,582.70x = 23,325.45 × 11,208.70
  4. Step 4: Simplify right side
    15,582.70x = 261,447,971.42
  5. Step 5: Solve for x
    x = 261,447,971.42/15,582.70
  6. Step 6: Final answer
    x = 16,778.09

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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.