Home / 13,658.04-18,847.46-7,607.96

Finding the Fourth Proportional to 13,658.04, 18,847.46 and 7,607.96

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Solution

The fourth proportional to 13,658.04, 18,847.46 and 7,607.96 is: 10,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658.04 : 18,847.46 = 7,607.96 : x
  2. Step 2: Convert to fraction form
    13,658.04/18,847.46 = 7,607.96/x
  3. Step 3: Cross multiply
    13,658.04x = 18,847.46 × 7,607.96
  4. Step 4: Simplify right side
    13,658.04x = 143,390,721.78
  5. Step 5: Solve for x
    x = 143,390,721.78/13,658.04
  6. Step 6: Final answer
    x = 10,498.63

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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.