Home / 16,521.17-24,759.88-7,740.36

Finding the Fourth Proportional to 16,521.17, 24,759.88 and 7,740.36

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Solution

The fourth proportional to 16,521.17, 24,759.88 and 7,740.36 is: 11,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.17 : 24,759.88 = 7,740.36 : x
  2. Step 2: Convert to fraction form
    16,521.17/24,759.88 = 7,740.36/x
  3. Step 3: Cross multiply
    16,521.17x = 24,759.88 × 7,740.36
  4. Step 4: Simplify right side
    16,521.17x = 191,650,365.41
  5. Step 5: Solve for x
    x = 191,650,365.41/16,521.17
  6. Step 6: Final answer
    x = 11,600.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.