Home / 21,590.88-29,794.96-12,030.73

Finding the Fourth Proportional to 21,590.88, 29,794.96 and 12,030.73

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Solution

The fourth proportional to 21,590.88, 29,794.96 and 12,030.73 is: 16,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590.88 : 29,794.96 = 12,030.73 : x
  2. Step 2: Convert to fraction form
    21,590.88/29,794.96 = 12,030.73/x
  3. Step 3: Cross multiply
    21,590.88x = 29,794.96 × 12,030.73
  4. Step 4: Simplify right side
    21,590.88x = 358,455,119.12
  5. Step 5: Solve for x
    x = 358,455,119.12/21,590.88
  6. Step 6: Final answer
    x = 16,602.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.