Home / 19,962.08-27,550.98-12,008.70

Finding the Fourth Proportional to 19,962.08, 27,550.98 and 12,008.70

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Solution

The fourth proportional to 19,962.08, 27,550.98 and 12,008.70 is: 16,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.08 : 27,550.98 = 12,008.70 : x
  2. Step 2: Convert to fraction form
    19,962.08/27,550.98 = 12,008.70/x
  3. Step 3: Cross multiply
    19,962.08x = 27,550.98 × 12,008.70
  4. Step 4: Simplify right side
    19,962.08x = 330,851,453.53
  5. Step 5: Solve for x
    x = 330,851,453.53/19,962.08
  6. Step 6: Final answer
    x = 16,574.00

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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.