Home / 19,646.32-27,113.70-12,094.60

Finding the Fourth Proportional to 19,646.32, 27,113.70 and 12,094.60

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Solution

The fourth proportional to 19,646.32, 27,113.70 and 12,094.60 is: 16,691.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.32 : 27,113.70 = 12,094.60 : x
  2. Step 2: Convert to fraction form
    19,646.32/27,113.70 = 12,094.60/x
  3. Step 3: Cross multiply
    19,646.32x = 27,113.70 × 12,094.60
  4. Step 4: Simplify right side
    19,646.32x = 327,929,356.02
  5. Step 5: Solve for x
    x = 327,929,356.02/19,646.32
  6. Step 6: Final answer
    x = 16,691.64

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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.