Home / 25,518.06-38,281.68-10,516.83

Finding the Fourth Proportional to 25,518.06, 38,281.68 and 10,516.83

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Solution

The fourth proportional to 25,518.06, 38,281.68 and 10,516.83 is: 15,777.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.06 : 38,281.68 = 10,516.83 : x
  2. Step 2: Convert to fraction form
    25,518.06/38,281.68 = 10,516.83/x
  3. Step 3: Cross multiply
    25,518.06x = 38,281.68 × 10,516.83
  4. Step 4: Simplify right side
    25,518.06x = 402,601,777.12
  5. Step 5: Solve for x
    x = 402,601,777.12/25,518.06
  6. Step 6: Final answer
    x = 15,777.13

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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.