Home / 14,455.32-21,672.52-9,763.72

Finding the Fourth Proportional to 14,455.32, 21,672.52 and 9,763.72

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Solution

The fourth proportional to 14,455.32, 21,672.52 and 9,763.72 is: 14,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.32 : 21,672.52 = 9,763.72 : x
  2. Step 2: Convert to fraction form
    14,455.32/21,672.52 = 9,763.72/x
  3. Step 3: Cross multiply
    14,455.32x = 21,672.52 × 9,763.72
  4. Step 4: Simplify right side
    14,455.32x = 211,604,416.97
  5. Step 5: Solve for x
    x = 211,604,416.97/14,455.32
  6. Step 6: Final answer
    x = 14,638.51

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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.