Home / 21,590.36-29,794.22-12,030.24

Finding the Fourth Proportional to 21,590.36, 29,794.22 and 12,030.24

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Solution

The fourth proportional to 21,590.36, 29,794.22 and 12,030.24 is: 16,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590.36 : 29,794.22 = 12,030.24 : x
  2. Step 2: Convert to fraction form
    21,590.36/29,794.22 = 12,030.24/x
  3. Step 3: Cross multiply
    21,590.36x = 29,794.22 × 12,030.24
  4. Step 4: Simplify right side
    21,590.36x = 358,431,557.06
  5. Step 5: Solve for x
    x = 358,431,557.06/21,590.36
  6. Step 6: Final answer
    x = 16,601.47

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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.