Home / 24,979.86-34,291.62-21,436.92

Finding the Fourth Proportional to 24,979.86, 34,291.62 and 21,436.92

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Solution

The fourth proportional to 24,979.86, 34,291.62 and 21,436.92 is: 29,427.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,979.86 : 34,291.62 = 21,436.92 : x
  2. Step 2: Convert to fraction form
    24,979.86/34,291.62 = 21,436.92/x
  3. Step 3: Cross multiply
    24,979.86x = 34,291.62 × 21,436.92
  4. Step 4: Simplify right side
    24,979.86x = 735,106,714.61
  5. Step 5: Solve for x
    x = 735,106,714.61/24,979.86
  6. Step 6: Final answer
    x = 29,427.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.