Home / 23,021.40-34,536.90-13,152.60

Finding the Fourth Proportional to 23,021.40, 34,536.90 and 13,152.60

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Solution

The fourth proportional to 23,021.40, 34,536.90 and 13,152.60 is: 19,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,021.40 : 34,536.90 = 13,152.60 : x
  2. Step 2: Convert to fraction form
    23,021.40/34,536.90 = 13,152.60/x
  3. Step 3: Cross multiply
    23,021.40x = 34,536.90 × 13,152.60
  4. Step 4: Simplify right side
    23,021.40x = 454,250,030.94
  5. Step 5: Solve for x
    x = 454,250,030.94/23,021.40
  6. Step 6: Final answer
    x = 19,731.64

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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.