Home / 19,899.50-27,460.85-10,946.92

Finding the Fourth Proportional to 19,899.50, 27,460.85 and 10,946.92

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Solution

The fourth proportional to 19,899.50, 27,460.85 and 10,946.92 is: 15,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.50 : 27,460.85 = 10,946.92 : x
  2. Step 2: Convert to fraction form
    19,899.50/27,460.85 = 10,946.92/x
  3. Step 3: Cross multiply
    19,899.50x = 27,460.85 × 10,946.92
  4. Step 4: Simplify right side
    19,899.50x = 300,611,728.08
  5. Step 5: Solve for x
    x = 300,611,728.08/19,899.50
  6. Step 6: Final answer
    x = 15,106.50

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Double scale
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Similar ratio
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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.