Home / 25,019.92-34,530.45-14,118.34

Finding the Fourth Proportional to 25,019.92, 34,530.45 and 14,118.34

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Solution

The fourth proportional to 25,019.92, 34,530.45 and 14,118.34 is: 19,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,019.92 : 34,530.45 = 14,118.34 : x
  2. Step 2: Convert to fraction form
    25,019.92/34,530.45 = 14,118.34/x
  3. Step 3: Cross multiply
    25,019.92x = 34,530.45 × 14,118.34
  4. Step 4: Simplify right side
    25,019.92x = 487,512,633.45
  5. Step 5: Solve for x
    x = 487,512,633.45/25,019.92
  6. Step 6: Final answer
    x = 19,484.98

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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.