Home / 14,312.73-21,465.45-9,630.12

Finding the Fourth Proportional to 14,312.73, 21,465.45 and 9,630.12

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Solution

The fourth proportional to 14,312.73, 21,465.45 and 9,630.12 is: 14,442.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.73 : 21,465.45 = 9,630.12 : x
  2. Step 2: Convert to fraction form
    14,312.73/21,465.45 = 9,630.12/x
  3. Step 3: Cross multiply
    14,312.73x = 21,465.45 × 9,630.12
  4. Step 4: Simplify right side
    14,312.73x = 206,714,859.35
  5. Step 5: Solve for x
    x = 206,714,859.35/14,312.73
  6. Step 6: Final answer
    x = 14,442.73

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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.