Home / 25,353.92-34,987.12-14,741.84

Finding the Fourth Proportional to 25,353.92, 34,987.12 and 14,741.84

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Solution

The fourth proportional to 25,353.92, 34,987.12 and 14,741.84 is: 20,342.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.92 : 34,987.12 = 14,741.84 : x
  2. Step 2: Convert to fraction form
    25,353.92/34,987.12 = 14,741.84/x
  3. Step 3: Cross multiply
    25,353.92x = 34,987.12 × 14,741.84
  4. Step 4: Simplify right side
    25,353.92x = 515,774,525.10
  5. Step 5: Solve for x
    x = 515,774,525.10/25,353.92
  6. Step 6: Final answer
    x = 20,342.99

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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.