Home / 14,454.72-21,671.55-9,763.11

Finding the Fourth Proportional to 14,454.72, 21,671.55 and 9,763.11

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Solution

The fourth proportional to 14,454.72, 21,671.55 and 9,763.11 is: 14,637.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.72 : 21,671.55 = 9,763.11 : x
  2. Step 2: Convert to fraction form
    14,454.72/21,671.55 = 9,763.11/x
  3. Step 3: Cross multiply
    14,454.72x = 21,671.55 × 9,763.11
  4. Step 4: Simplify right side
    14,454.72x = 211,581,726.52
  5. Step 5: Solve for x
    x = 211,581,726.52/14,454.72
  6. Step 6: Final answer
    x = 14,637.55

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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.