Home / 25,134.84-34,685.48-13,804.30

Finding the Fourth Proportional to 25,134.84, 34,685.48 and 13,804.30

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Solution

The fourth proportional to 25,134.84, 34,685.48 and 13,804.30 is: 19,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.84 : 34,685.48 = 13,804.30 : x
  2. Step 2: Convert to fraction form
    25,134.84/34,685.48 = 13,804.30/x
  3. Step 3: Cross multiply
    25,134.84x = 34,685.48 × 13,804.30
  4. Step 4: Simplify right side
    25,134.84x = 478,808,693.64
  5. Step 5: Solve for x
    x = 478,808,693.64/25,134.84
  6. Step 6: Final answer
    x = 19,049.60

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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.