Home / 14,166.90-21,250.35-9,792.90

Finding the Fourth Proportional to 14,166.90, 21,250.35 and 9,792.90

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Solution

The fourth proportional to 14,166.90, 21,250.35 and 9,792.90 is: 14,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.90 : 21,250.35 = 9,792.90 : x
  2. Step 2: Convert to fraction form
    14,166.90/21,250.35 = 9,792.90/x
  3. Step 3: Cross multiply
    14,166.90x = 21,250.35 × 9,792.90
  4. Step 4: Simplify right side
    14,166.90x = 208,102,552.52
  5. Step 5: Solve for x
    x = 208,102,552.52/14,166.90
  6. Step 6: Final answer
    x = 14,689.35

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Similar ratio
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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.