Home / 14,247.05-19,649.72-13,292.13

Finding the Fourth Proportional to 14,247.05, 19,649.72 and 13,292.13

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Solution

The fourth proportional to 14,247.05, 19,649.72 and 13,292.13 is: 18,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.05 : 19,649.72 = 13,292.13 : x
  2. Step 2: Convert to fraction form
    14,247.05/19,649.72 = 13,292.13/x
  3. Step 3: Cross multiply
    14,247.05x = 19,649.72 × 13,292.13
  4. Step 4: Simplify right side
    14,247.05x = 261,186,632.70
  5. Step 5: Solve for x
    x = 261,186,632.70/14,247.05
  6. Step 6: Final answer
    x = 18,332.68

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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.