Home / 25,631.34-38,452.14-10,840.20

Finding the Fourth Proportional to 25,631.34, 38,452.14 and 10,840.20

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Solution

The fourth proportional to 25,631.34, 38,452.14 and 10,840.20 is: 16,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.34 : 38,452.14 = 10,840.20 : x
  2. Step 2: Convert to fraction form
    25,631.34/38,452.14 = 10,840.20/x
  3. Step 3: Cross multiply
    25,631.34x = 38,452.14 × 10,840.20
  4. Step 4: Simplify right side
    25,631.34x = 416,828,888.03
  5. Step 5: Solve for x
    x = 416,828,888.03/25,631.34
  6. Step 6: Final answer
    x = 16,262.47

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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.