Home / 14,455.33-21,672.51-9,763.72

Finding the Fourth Proportional to 14,455.33, 21,672.51 and 9,763.72

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Solution

The fourth proportional to 14,455.33, 21,672.51 and 9,763.72 is: 14,638.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.33 : 21,672.51 = 9,763.72 : x
  2. Step 2: Convert to fraction form
    14,455.33/21,672.51 = 9,763.72/x
  3. Step 3: Cross multiply
    14,455.33x = 21,672.51 × 9,763.72
  4. Step 4: Simplify right side
    14,455.33x = 211,604,319.34
  5. Step 5: Solve for x
    x = 211,604,319.34/14,455.33
  6. Step 6: Final answer
    x = 14,638.50

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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.