Home / 21,550.02-32,305.59-14,979.30

Finding the Fourth Proportional to 21,550.02, 32,305.59 and 14,979.30

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Solution

The fourth proportional to 21,550.02, 32,305.59 and 14,979.30 is: 22,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,550.02 : 32,305.59 = 14,979.30 : x
  2. Step 2: Convert to fraction form
    21,550.02/32,305.59 = 14,979.30/x
  3. Step 3: Cross multiply
    21,550.02x = 32,305.59 × 14,979.30
  4. Step 4: Simplify right side
    21,550.02x = 483,915,124.29
  5. Step 5: Solve for x
    x = 483,915,124.29/21,550.02
  6. Step 6: Final answer
    x = 22,455.44

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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.