Home / 24,971.76-34,450.20-15,030

Finding the Fourth Proportional to 24,971.76, 34,450.20 and 15,030

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Solution

The fourth proportional to 24,971.76, 34,450.20 and 15,030 is: 20,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,971.76 : 34,450.20 = 15,030 : x
  2. Step 2: Convert to fraction form
    24,971.76/34,450.20 = 15,030/x
  3. Step 3: Cross multiply
    24,971.76x = 34,450.20 × 15,030
  4. Step 4: Simplify right side
    24,971.76x = 517,786,506.00
  5. Step 5: Solve for x
    x = 517,786,506.00/24,971.76
  6. Step 6: Final answer
    x = 20,734.88

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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.