Home / 16,415.40-24,623.10-4,729.80

Finding the Fourth Proportional to 16,415.40, 24,623.10 and 4,729.80

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Solution

The fourth proportional to 16,415.40, 24,623.10 and 4,729.80 is: 7,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,415.40 : 24,623.10 = 4,729.80 : x
  2. Step 2: Convert to fraction form
    16,415.40/24,623.10 = 4,729.80/x
  3. Step 3: Cross multiply
    16,415.40x = 24,623.10 × 4,729.80
  4. Step 4: Simplify right side
    16,415.40x = 116,462,338.38
  5. Step 5: Solve for x
    x = 116,462,338.38/16,415.40
  6. Step 6: Final answer
    x = 7,094.70

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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.