Home / 25,079.94-34,598.07-21,099.60

Finding the Fourth Proportional to 25,079.94, 34,598.07 and 21,099.60

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Solution

The fourth proportional to 25,079.94, 34,598.07 and 21,099.60 is: 29,107.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.94 : 34,598.07 = 21,099.60 : x
  2. Step 2: Convert to fraction form
    25,079.94/34,598.07 = 21,099.60/x
  3. Step 3: Cross multiply
    25,079.94x = 34,598.07 × 21,099.60
  4. Step 4: Simplify right side
    25,079.94x = 730,005,437.77
  5. Step 5: Solve for x
    x = 730,005,437.77/25,079.94
  6. Step 6: Final answer
    x = 29,107.14

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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.