Home / 14,478.24-21,713.45-5,117.03

Finding the Fourth Proportional to 14,478.24, 21,713.45 and 5,117.03

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Solution

The fourth proportional to 14,478.24, 21,713.45 and 5,117.03 is: 7,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478.24 : 21,713.45 = 5,117.03 : x
  2. Step 2: Convert to fraction form
    14,478.24/21,713.45 = 5,117.03/x
  3. Step 3: Cross multiply
    14,478.24x = 21,713.45 × 5,117.03
  4. Step 4: Simplify right side
    14,478.24x = 111,108,240.90
  5. Step 5: Solve for x
    x = 111,108,240.90/14,478.24
  6. Step 6: Final answer
    x = 7,674.15

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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.