Home / 14,645.16-21,964.45-6,740.10

Finding the Fourth Proportional to 14,645.16, 21,964.45 and 6,740.10

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Solution

The fourth proportional to 14,645.16, 21,964.45 and 6,740.10 is: 10,108.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.16 : 21,964.45 = 6,740.10 : x
  2. Step 2: Convert to fraction form
    14,645.16/21,964.45 = 6,740.10/x
  3. Step 3: Cross multiply
    14,645.16x = 21,964.45 × 6,740.10
  4. Step 4: Simplify right side
    14,645.16x = 148,042,589.45
  5. Step 5: Solve for x
    x = 148,042,589.45/14,645.16
  6. Step 6: Final answer
    x = 10,108.64

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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.