Home / 14,018.28-19,320.84-10,235.22

Finding the Fourth Proportional to 14,018.28, 19,320.84 and 10,235.22

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Solution

The fourth proportional to 14,018.28, 19,320.84 and 10,235.22 is: 14,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.28 : 19,320.84 = 10,235.22 : x
  2. Step 2: Convert to fraction form
    14,018.28/19,320.84 = 10,235.22/x
  3. Step 3: Cross multiply
    14,018.28x = 19,320.84 × 10,235.22
  4. Step 4: Simplify right side
    14,018.28x = 197,753,047.98
  5. Step 5: Solve for x
    x = 197,753,047.98/14,018.28
  6. Step 6: Final answer
    x = 14,106.80

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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.