Home / 23,157.54-34,729.40-9,830.34

Finding the Fourth Proportional to 23,157.54, 34,729.40 and 9,830.34

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Solution

The fourth proportional to 23,157.54, 34,729.40 and 9,830.34 is: 14,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.54 : 34,729.40 = 9,830.34 : x
  2. Step 2: Convert to fraction form
    23,157.54/34,729.40 = 9,830.34/x
  3. Step 3: Cross multiply
    23,157.54x = 34,729.40 × 9,830.34
  4. Step 4: Simplify right side
    23,157.54x = 341,401,834.57
  5. Step 5: Solve for x
    x = 341,401,834.57/23,157.54
  6. Step 6: Final answer
    x = 14,742.58

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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.