Home / 14,454.91-21,671.84-9,763.28

Finding the Fourth Proportional to 14,454.91, 21,671.84 and 9,763.28

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Solution

The fourth proportional to 14,454.91, 21,671.84 and 9,763.28 is: 14,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.91 : 21,671.84 = 9,763.28 : x
  2. Step 2: Convert to fraction form
    14,454.91/21,671.84 = 9,763.28/x
  3. Step 3: Cross multiply
    14,454.91x = 21,671.84 × 9,763.28
  4. Step 4: Simplify right side
    14,454.91x = 211,588,320.62
  5. Step 5: Solve for x
    x = 211,588,320.62/14,454.91
  6. Step 6: Final answer
    x = 14,637.82

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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.