Home / 25,591.51-35,315.74-14,260.96

Finding the Fourth Proportional to 25,591.51, 35,315.74 and 14,260.96

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Solution

The fourth proportional to 25,591.51, 35,315.74 and 14,260.96 is: 19,679.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,591.51 : 35,315.74 = 14,260.96 : x
  2. Step 2: Convert to fraction form
    25,591.51/35,315.74 = 14,260.96/x
  3. Step 3: Cross multiply
    25,591.51x = 35,315.74 × 14,260.96
  4. Step 4: Simplify right side
    25,591.51x = 503,636,355.51
  5. Step 5: Solve for x
    x = 503,636,355.51/25,591.51
  6. Step 6: Final answer
    x = 19,679.82

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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.