Home / 29,660.58-40,932.14-16,915.23

Finding the Fourth Proportional to 29,660.58, 40,932.14 and 16,915.23

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Solution

The fourth proportional to 29,660.58, 40,932.14 and 16,915.23 is: 23,343.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.58 : 40,932.14 = 16,915.23 : x
  2. Step 2: Convert to fraction form
    29,660.58/40,932.14 = 16,915.23/x
  3. Step 3: Cross multiply
    29,660.58x = 40,932.14 × 16,915.23
  4. Step 4: Simplify right side
    29,660.58x = 692,376,477.92
  5. Step 5: Solve for x
    x = 692,376,477.92/29,660.58
  6. Step 6: Final answer
    x = 23,343.32

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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.